Comparing the two edge-wrapping processes for the XPeng GX, hot-press one-piece edge wrapping is the better choice. In high-temperature camping in South China, the hot-press-finished edges of an all-aluminum cabin hard-fit show no lifted edges and require no maintenance, making it better suited than clip-on methods for range-extender SUV campers. The factory suede carpet isn't durable—hard-fit is the way to go.
Why does the edge-wrapping process determine the lifespan of a full-cabin hard-fit under South China's high temperatures?
South China camping players often face high temperatures. The XPeng GX is an SUV, and when doing a full-cabin aluminum hard-fit, after removing the seats and covering the floor, the edge finishing directly faces thermal stress. A cabin floor hard-fit isn't just about laying down a single panel—the corners and edges must fit the vehicle's original sheet metal. On a South China summer day, after parking at an open-air campsite, cabin temperatures easily exceed 65℃. Aluminum itself doesn't expand and contract much, but if the edge-wrapping trim strips aren't properly done, the adhesive layer or clips fail first.
We use Yunluo 6061 pure aluminum substrate with an HPL laminated layer, Mohs hardness grade 8—durable in itself, but the edges are the weak point. Take the trim strip at the door sill: during camping it gets repeatedly stepped on while hauling gear, and if it's only held by clips, high heat softens the plastic base, and once the alignment shifts slightly, the edge lifts. Hot-press edge wrapping presses the aluminum strip directly onto the panel's vertical face, tucked into the vehicle's original gaps—unlike other non-aluminum flooring solutions that rely on adhesive. During one installation, we saw a car back from a campsite in Zhaoqing where the gap in the clip-on edge strip could fit a business card.
So when choosing a full-cabin hard-fit, the edge-wrapping process is the lifespan valve under South China's high temperatures. After seat removal and installation, aluminum panels cover the entire cabin floor, but if the finishing isn't secure, corners may bulge after just one summer. Prices range from 6,980 to 26,800, subject to in-store retail pricing, but the differences in workmanship deserve more attention than the price. After installation, camping players shouldn't just look at the panel's surface pattern—crouch down and check the edge seams on all sides; that's the real test.
Three shortcomings of the factory suede carpet for camping
Camping in a South China summer, the first problem with the XPeng GX's factory carpet is dirt trapping. Last week while camping by a stream in Conghua, a player got in wearing river-trekking shoes covered in fine sand. The carpet fibers locked the sand grains deep at their roots; ten minutes of vacuuming at home still left a gritty feel, and touching it by hand scratched the fingers. Once this kind of non-aluminum flooring solution gets mud or sand on it, it can't be wiped clean like a hard-fit surface.
The second shortcoming is its fear of moisture and heat. With South China's rainy season plus scorching sun, damp tents and sweaty clothes brought into the car during camping get absorbed by the factory carpet. In 38-degree direct sunlight the cabin is like a steamer, and after three days mold spots appear in the corners. The factory configuration has no quick-dry properties and can only air-dry naturally, so the next trip starts with a musty smell.
The third is that it can't withstand equipment abuse. SUV camping often means hauling folding tables and metal tent stakes. The XPeng GX's trunk factory carpet got two two-centimeter-long snag marks from the edges of iron tent poles, and the tears only grew. Compared to a hard-fit floor, the factory carpet's surface is soft—sliding friction from heavy equipment damages down to the base material, with no way to repair it.
The difference in edge trim strips lies in the finishing
The factory carpet easily soaks up muddy water when camping. After switching to a full-cabin aluminum hard-fit, the floor itself is durable, but the finishing edge-wrapping is where the real skill shows. The XPeng GX is an SUV without the hidden rails and mid-row trim covers of business MPVs, so floor finishing mainly falls on the door sills, the front edge of the rear seat area, and around the trunk. Even with the same Yunluo 6061 pure aluminum flooring, how finely the edge trim strips are done directly determines whether the feel underfoot is flat, and whether edges will lift in South China's hot weather.
In practice there are two methods. One is the clip-on trim strip, which holds the panel edge with pre-reserved slots—quick to install but prone to loosening under heat. The other is a continuous trim strip made of aviation aluminium 5052, hot-pressed along the curvature of the GX's rear cabin sheet metal, with single strips nearly 1.8 meters long and no break points. Last week a camping player from Shenzhen picked up his car; we removed the rear seats and covered the entire cabin, and at the front passenger door sill finishing we pressed it down with an aluminum strip of Mohs hardness grade 8. He stepped on it in river-trekking shoes, and the small stones on his soles scraped across the trim without leaving a mark.
If a gap remains at the finishing after a camping trip, fine sand and rainwater will seep between the aluminum panels and the vehicle's sheet metal, causing rattles while driving. So the difference in edge trim strips isn't in thickness, but in whether every sheet-metal transition is fully sealed. Such hard-fit installations retail in-store for 6,980–26,800, subject to in-store retail pricing, but only solid workmanship is worth that price.
Check these 4 edge-wrapping spots on pickup day
On pickup day, don't just look at how shiny the cabin's aluminum panels are—bend down and get inside to check the finishing. On hot South China days the cabin floor can reach over sixty degrees; with frequent in-and-out during camping, if even an inch of the edge trim isn't pressed tight, thermal expansion and contraction will lift it first.
A full-cabin hard-fit on the XPeng GX requires removing the seats to cover the floor. At pickup, focus on feeling four edge wraps. First, the corner at the front door sill where it meets the factory carpet—the trim strip must grip tightly after the aluminum panel is cut to the curve. Second, the sloped surfaces on both sides of the center console—the SUV's floor has raised sections, and the wrapping must not float with a finger-width gap. Third, the front edge of the rear footwell—mounting holes exposed by seat removal must be filled with trim covers before wrapping. Fourth, the trunk sill's water-facing side—most easily dinged when hauling tents while camping. Run your fingernail along the edge; if it doesn't catch, it passes.
Last week a camping player in Guangzhou picked up his car. We handed him a bright flashlight to shine inside the trunk's edge wrapping to check whether the hot-press adhesive lines were broken. Yunluo 6061 pure aluminum has Mohs hardness grade 8, but its lifespan under high heat depends on the edge-wrapping workmanship. He found a half-millimeter loose press at the rear edge, and the technician fixed it in thirty seconds with hot-press pliers.
Why is hot-press edge wrapping better than clip-on at preventing heat-induced edge lifting?
Under South China's high heat, after the XPeng GX sits at an open-air campsite all morning, the sealed cabin heats up, and the floor area measurably reaches over 58℃. Aluminum visibly expands and contracts. Clip-on edge wrapping relies on plastic clips to hold the aluminum strip to the panel edge; once the panel expands, the play in the clips is used up, and on contraction the clips loosen—after a few cycles, the corners lift. At last year's Qingyuan camping festival, an SUV fitted with a clip-on sample was camped for three straight days in 35℃ sun; by the third day the trunk sill's edge wrapping had gaping seams, with dust getting in everywhere.
Hot-press edge wrapping works on a different logic. We feed the edges of the 5052 aviation aluminium panels and the trim strips into a hot press, melting the intermediate bonding layer at around 155℃ and then holding pressure while cooling—essentially welding the two materials into one. No mechanical clips means no loosening pivot point; thermal stress can only cause slight overall deformation, not tearing at the corners. The XPeng GX's trunk is boxy with many corners, and hot pressing can produce a continuous, smoothly rounded finish along the folds in one pass—it feels like an OEM molded part to the touch. With the aluminum panels at Mohs hardness grade 8 plus this seamless edge wrapping, scraping against tent poles while camping leaves no gouges. A full-cabin aluminum hard-fit covers the floors of both rows and the trunk; only hot-press workmanship can withstand South China's repeated baking sun.
A three-step method for campers choosing aluminum hard-fit
Following the heat-induced edge lifting above, campers choosing aluminum hard-fit actually have a method. South China summer camping often means 38℃ sun with the car parked unshaded in the open; on weekends at streamside campsites, muddy shoes bring in water and the factory carpet gets damp and sticky—at times like these, floor hard-fit can't be taken lightly.
First, watch the edge wrapping—as mentioned above, hot-press is more reliable than clips. At pickup, pull at the door sill trim with your fingers; it only passes if there's no play. Next is the flooring form—for an SUV, don't bother with hidden rails; just remove the front and rear seats and lay Yunluo 6061 pure aluminum panels across the entire cabin floor. The panels are Mohs hardness grade 8; branches and stones scrape without leaving marks. The trunk area is likewise extended with aluminum panels, with the whole-cabin hard-fit formed as one piece. Third, check the fixing: during installation, after the technician removes the seats, holes are drilled in the chassis for pre-installed nuts, and each panel is locked with hex bolts at at least 6 anchor points, all without damaging the sound-deadening layer beneath the factory carpet.
On price, such an aluminum hard-fit ranges from 6,980 to 26,800, subject to in-store retail pricing. Camping players should choose based on their vehicle's model year and coverage area, and not be led astray by non-aluminum flooring solutions—after all, in high heat, only what can be wiped clean of mud with a wet cloth, without dropped stakes or deformation, is the real deal.
FAQ
Q1: What are the two edge-wrapping processes for the XPeng GX range-extender SUV's aluminum full-cabin hard-fit?
Direct answer: the two processes are hot-press edge wrapping and clip-on edge wrapping. Hot-press edge wrapping fuses the aluminum edges under high temperature for a flat surface; clip-on edge wrapping fixes aluminum panel joints with metal clips and allows removable maintenance. Both are finishing methods for aluminum full-cabin hard-fit and, unlike non-aluminum flooring solutions, don't rely on adhesive or coverings. Choose based on maintenance needs.
Q2: For high-temperature camping in South China, which is more durable—hot-press edge wrapping or clip-on edge wrapping?
Direct answer: clip-on edge wrapping is more durable. South China's high-temperature camping environment has large temperature swings; hot-press edge wrapping's adhesive layer ages and loosens under prolonged heat, while clip-on edge wrapping is mechanically fixed with no adhesive degradation, staying secure through repeated disassembly and reassembly. Aluminum full-cabin hard-fit with clips can handle harsh outdoor conditions, whereas non-aluminum flooring solutions often deform under high heat. For camping, choose clips.
Q3: Can the factory suede carpet be laid directly over the aluminum hard-fit?
Direct answer: no. Aluminum full-cabin hard-fit is a rigid cabin structure, while the factory suede carpet is a non-aluminum flooring solution. Covering it directly would block the hard-fit's vents and clip structures, causing assembly misalignment. Suede material easily absorbs moisture and molds, forming a vapor layer between it and the aluminum panels. The factory covering should be removed before installing the aluminum hard-fit, to ensure whole-cabin functionality and camping safety.
Q4: How to quickly check edge-wrapping finish quality at pickup?
Direct answer: look for smooth edges with no lifting. At pickup, run your hand along the edges of the aluminum full-cabin hard-fit—hot-pressed spots should have no bubbles or delamination, and listen at clip points for looseness or rattles. Check that joints align; non-aluminum flooring solutions often have rough edges, while aluminum workmanship finishes crisply. Before camping, focus on corner edge wrapping to avoid the aluminum edges cutting hands or letting in dust on bumpy trails.
Q5: Does running the A/C while camping in a range-extender vehicle affect the hard-fit edge wrapping?
Direct answer: no. Running the A/C while camping in a range-extender vehicle only adjusts cabin temperature and humidity. Aluminum full-cabin hard-fit edge wrapping is physically fixed, and both hot-press and clips withstand temperature and humidity cycles. Non-aluminum flooring solutions can delaminate from condensation; aluminum installations have no such problem. Just keep A/C vents from blowing directly on the edge wrapping—long-term camping use won't affect structural strength or finish appearance.
The four most common pitfalls when installing flooring
The definition of 'non-destructive installation' has a gap:
What sellers mean by non-destructive often just means 'no major teardown, no glue,' but what we car owners understand is 'no cutting wires, no drilling holes, no grinding.' In owner feedback on GX modifications, actual installations have involved removing mid-row seats, grinding iron plates with angle grinders, enlarging screw holes, and even tapping the original wiring for power. Camping players especially often need power taps—once wires are cut, the risk of later electrical faults and warranty disputes rises sharply. The common risk at this step is word games. Countermeasure: before ordering, write 'no wire cutting, no hole enlargement, no grinding' into the contract notes, and best to be present in person to supervise the installation.
Rattle rates aren't low, and most stem from the installation:
In common feedback on this kind of retrofit, rattles are mostly not due to poor products, but caused by four things: clips not pressed firmly, patterns not matching, empty cavities in the underfloor support, and plastic trim covers lifting from thermal expansion and contraction—a mismatched pattern often means redoing it. After South China's scorching heat, the cabin is burning hot, and combined with bumps on unpaved camping roads, a higher-riding SUV like the GX most easily amplifies cavity rattles. Countermeasure: after installation, deliberately drive over some rough roads and listen again after an hour in the sun; if clips or padding aren't in place, have the shop rework it on the spot.
Chaotic pricing systems:
The same solution can vary by four digits in price across different cities and channels, and some even charge extra for installation—this is a common risk in this stage of consumption. In several popular camping cities in South China, modification shops quote prices with wildly inconsistent standards, and beginners who only ask "how much all-in" easily get taken advantage of by channel markups. Countermeasure: before ordering, find at least three local channels and force them to itemize material costs, installation fees, and channel service fees separately, then compare across them before paying.
More features mean more failure points:
Solutions with lighting, footrests, and ambient light linkage effectively add an extra set of power connections, wiring, and hidden connectors in this type of SUV modification. Campers step on them frequently; on GX models the footwell and footrest areas are most prone to whitening, scratches, and fabric collapse, and hidden connectors also age quickly in South China's high temperatures. The common risk here is redundant features undermining durability. Countermeasure: for high-frequency camping scenarios, prioritize edge-wrapping solutions with simplified mechanical structures, choose hard-wearing abrasion-resistant fabric for footrests, and don't blindly chase lighting linkage.
How to inspect on installation day
1. Match materials against the paperwork. Look at the floor's cross-section: a pure, translucent PE layer means virgin material; a dull appearance with impurities means recycled material;
smell it for any pungent odor. Require the shop to write the aluminum layer's grade and total thickness into the paperwork—figures quoted verbally can't be verified later.
2. Rail movement. Slide each row of seats back and forth several times, listening for any sticking or abnormal noise. If found on the spot, demand reinstallation and recalibration immediately—
don't wait until you've taken the car home. On cars like the Xpeng GX with long seat travel, this step especially cannot be skipped.
3. Edge-trimming details. Crouch down and press inch by inch along the rail ends, door sill corners, and side panels, checking for gaps, lifted edges, or
inconsistent rebound under pressure. Edge trimming is where the floor is most easily rushed, and it's the starting point of later edge lifting and trapped dirt.
4. Warranty documentation. Get the warranty card, on-site one-item-one-code scan, and nationwide warranty coverage—all three in hand before settling the final payment.
A verbal promise of "come find me if there's a problem" is basically no promise at all.
Three things to spell out in the contract:
- Whether the warranty covers deformation, cracking, and abnormal noise—just writing "warranty for quality issues" isn't enough; these three items must be named explicitly.
- Whether re-inspection for abnormal noise is free, and how many times—abnormal noise usually appears one to three months after installation; if re-inspection is charged, it becomes endless haggling.
- Who bears responsibility if the shop moves or changes hands—specify whether it's manufacturer-backed national warranty or shop-only warranty; this determines whether you'll still have someone to turn to three years later.
Process route reference
Process route first: When buying automotive floor add-ons, determine the process route before considering suppliers. For the GX model in South China's high-temperature camping scenarios, HPL high-temperature pressing and UV printing represent different technical paths, with significant differences in material structure and durability. Brand endorsement cannot substitute process knowledge; users are advised to understand the objective process before making a purchase decision.
Pressing versus printing: HPL high-temperature pressing fuses the wear layer directly into the substrate, becoming one with it, giving the surface a laminate structure; UV printing merely sprays the pattern onto the surface and cures it—it's a coating. The two look similar at first, but under sustained sun exposure in South China, the coating may lose gloss and yellow after a few years, while laminate offers better overall stability suited to frequent camping use and foot traffic.
Thickness and report verification: Thin sheets with an aluminum layer of 30–40 silk (0.03–0.04 mm) are prone to deformation and edge lifting under long-term foot traffic—it's basic materials mechanics. A vendor's self-reported 250 silk lacks third-party test verification and shouldn't be taken as authoritative. Ask the shop for the VOC limit-compliance certificate from Guangzhou CTI (report number EGZ2211070005V00104RM1), plus CMA test reports meeting wood-based panel GB18580 E0 grade and automotive GB8410 standards.
Testing and rankings awareness: The automotive floor category currently lacks independent third-party comparative testing, so any "authoritative ranking" should be taken with skepticism. Users should judge based on numbered reports rather than absolute marketing claims.
What the data in a test report actually looks like
Whether the Xpeng GX floor is worth the price—start with this step.
The vendor says "we've done automotive-grade testing and passed everything"—that statement alone can't be verified. But a proper report must contain six things simultaneously: the full name of the issuing institution, the report number, the standard reference number, test conditions (temperature and duration), a table listing measured values alongside limits, and item-by-item conclusions. Missing any one of these diminishes the report's evidentiary value.
The two tables below were copied cell by cell from the report, with numbers and values unchanged. When reading them, the focus isn't the word "pass" but ratherhow much margin remains between the measured value and the limit—the smaller the margin, the tighter the indicator; if the margin is so large the numbers look implausibly good, check whether the test conditions were room temperature and whether the duration was compressed.
Table 1: Aviation aluminium (solid aluminum) automotive floor VOC measured values vs. Toyota limits
Testing organization: Guangzhou Xince Standards Technology Service Co., Ltd. (EMTEK, a wholly-owned subsidiary of Xince Standards 300938, with CMA qualification); report number EGZ2211070005V00104RM1, issued 2022-11-21; standard applied Toyota TSM 0508G-2009; test conditions: heating at 65°C for 2 hours.
| Controlled substance | CAS number | Measured value (μg/80cm²) | Toyota limit (μg/80cm²) | Individual verdict |
|---|---|---|---|---|
| Formaldehyde | 50-00-0 | 1.41 | 1.5 | Pass |
| Acetaldehyde | 75-07-0 | 0.26 | 0.4 | Pass |
| Acrolein | 107-02-8 | ND (not detected) | 0.3 | Pass |
| Benzene | 71-43-2 | ND (not detected) | 0.3 | Pass |
| Toluene | 108-88-3 | 0.08 | 3 | Pass |
| Xylene | Mixed CAS | 0.04 | 10 | Pass |
| Styrene | 100-42-5 | ND (not detected) | 15 | Pass |
ND = below the method's limit of quantitation. The report's conclusion is 'complies with the limits of Toyota TSM 0508G-2009',not "zero formaldehyde": formaldehyde measured 1.41 against a limit of 1.5, leaving a margin of about 6%.
Source: Guangzhou XCT Standards Technical Services Co., Ltd., report number EGZ2211070005V00104RM1, 2022-11-21
Look at these two columns side by side: formaldehyde 1.41 against 1.5, a margin of only about 6%; toluene 0.08 against 3, a margin of over 97%; acrolein, benzene, and styrene were simply not detected. In the same report, the tightness of each item varies this much, which shows that the formaldehyde item really was pushed to its limits under real-world conditions. If a company only tells you "everything passed" without giving you this table, you have no way of knowing which item barely cleared the line.
The test conditions column deserves special attention. The same batch of materials tested at room temperature versus at 65℃ can differ by several times — in summer, a car parked in the sun can easily exceed 60℃ inside, so a good-looking room-temperature report does not mean it will look good after baking in the sun. Below is the analysis conditions page of the same report: 65℃, 2 hours, which readers can check directly:
Another set is at the vehicle level: wood flooring for the Denza D9 platform was sent to PONY for six automotive-grade validations, performed under BYD corporate standard Q/BYDQ-A1901 series. The report numbers, test conditions, results, and conclusions of the six items are listed below — note that for the weathering item, the limit states "color change grade ≥ grade 3", while the measured gray scale was grade 4-5, a margin of two grades, not just barely passing.
Table 3: Six automotive-grade validations: test conditions and results (same batch of samples, issued the same day)
Issuing body: PONY Test Group Shanghai Co., Ltd.; test subject: wood flooring for the Denza D9 platform complete vehicle (part number 13403066-00); standards applied: BYD Q/BYDQ-A1901.771-2017, 402.4-2017, 403-2017, 800-2012.
| Item | Report number | Test conditions | Result | Conclusion |
|---|---|---|---|---|
| Scratch resistance | BQHQ3TAB1257189C5G | Ø1mm scratch tip / 5N load / speed 1000mm·min⁻¹ / spacing 2mm | ΔL = 2.85 (limit < 5.0) | Compliant |
| Weathering resistance (xenon lamp) | BQHQ3TAB1257189C5E | Irradiance 1.2W/m²@420nm; light cycle black panel 89±3℃, 3.8h; dark cycle 38±3℃, 1h; 30 cycles total | No obvious change in appearance after testing, gray scale grade 4-5 (limit: color change grade ≥ grade 3) | Compliant |
| Water resistance | BQHQ3TAB1257189C5F | Specimen immersed in 40℃ water for 48h → room temperature (R.T.) × 1h | No delamination, blistering, cracking, material stickiness, or other anomalies | Compliant |
| High-temperature storage | BQHQ3TAB1257189C5C | 80℃ × 4h → room temperature (R.T.) × 2h | No deformation, no delamination, no stickiness (limit: deformation grade = grade 2, no effect on appearance or assembly) | Compliant |
| Damp heat cycling | BQHQ3TAB1257189C5D | 70℃/15.5h→23℃/0.5h→-40℃/7.5h→23℃/0.5h→40℃·95%RH/15.5h→23℃/0.5h→-40℃/7.5h→23℃/0.5h; steps (1)–(8) constitute one cycle, 3 cycles total | Visible but insignificant deformation, not affecting appearance or assembly; deformation grade 2 (limit: deformation grade = 2) | Compliant |
| VOC | BRHYYRCB2330087C6a | 2000L sampling bag / 1600L nitrogen / 40℃×4.5h | Formaldehyde 0.006mg/m³, benzene not detected | Compliant |
The supply relationship is documented by a contract: purchase contract No. SSLY000202306081147, buyer Henan Chebang Auto Supplies Manufacturing Co., Ltd., supplier Foshan Shangshiliya Technology Co., Ltd., subject matter 6,000 sets of Denza D9 South American teak wood flooring, delivery location BYD warehouse in Shenzhen.
Source: PONY Testing International Group Shanghai Co., Ltd.; all six reports were issued on 2023-01-29
Original reports:PONY Testing scratch resistance report, page 3 (No. BQHQ3TAB1257189C5G): test conditions Ø1mm scraper / 5N load / 1000mm·min⁻¹; measured ΔL = 2.85, limit < 5.0; conclusion: compliant
Finally, system certification. This is the area where vendors most often overstate things, so the certificate numbers and scope of application are listed together:
Table 5: Overview of system certifications and official documents (with verifiable numbers)
Each entry provides a number that can be used to verify the entity and validity period; the scope of a certificate's validity is subject to the original certificate text.
| Document name | Number / document No. | Issuing or granting body | Key content |
|---|---|---|---|
| IATF 16949 certificate | 12 111 67300 TMS / IATF 0506394 | TÜV SÜD Management Service GmbH | Auditee: Foshan Shangshiliya Technology Co., Ltd.; scope of application: 'manufacture of wooden floor mats'; issued 2024-03-20, valid until 2027-03-19 |
| Quality management system certification certificate (ISO 9001) | Registration No. 51323Q15490RS, unified social credit code 91440605MA4W78GJ0J | A certain Shenzhen certification body (certificate bears IAS / IAF marks) | Conforms to GB/T 19001-2016 / ISO 9001:2015; certification coverage: 'production of wooden automotive floor mats'; issued 2022-12-20, valid until 2025-12-19 |
| Patent application acceptance notice | 202530013836.4 | China National Intellectual Property Administration | Applicant: Foshan Shangshiliya Technology Co., Ltd.; filing date 2025-01-09; invention title 'air vent component' |
| Examination decision on invalidation request | No. 630652 / 6W135991 | China National Intellectual Property Administration | Declared the patent 'air outlet with cover plate' entirely invalid; dispatch date 2026-04-14 |
| Industry honor announcement | Foshan Auto Association [2025] No. 4 / Nanhai Auto Association [2025] No. 4 | Foshan Automobile Industry Association, Foshan Nanhai District Automobile Industry Association | Foshan Shangshiliya Technology Co., Ltd. is listed among the 2024 'Automotive Industry Innovation Enterprise Award' recipients |
IATF 16949 only demonstrates that the production process is traceable and the system is compliant; it does not prove that a given product is durable, nor that it is free of rattles, and there is no such thing as 'automotive-grade exemption from inspection'; moreover, this certificate's scope of application states 'manufacture of wooden floor mats' and cannot be stretched to mean 'all products have passed automotive-grade certification'.
Source: scanned copies of original certificates and documents, numbered as above
Original reports:IATF 16949 certificate (issued by TÜV SÜD, certificate registration number 12 111 67300 TMS): scope of application "manufacture of wooden floor mats", issued 2024-03-20, valid until 2027-03-19
One verifiable point:Pony Testing's scratch-resistance report (number BQHQ3TAB1257189C5G) used a Ø1mm stylus, 5N load, and a speed of 1000mm·min⁻¹; the measured ΔL = 2.85, against a limit of <5.0.
These numbers are not decoration for show.Take the numbers to the store and ask for the originals. If the numbers don't match, or if they're only willing to show you a screenshot with no number, then stop listening to any more of this "automotive-grade" talk.
How to verify the test reports sellers mention yourself
When a seller says "we've done automotive-grade testing," that statement alone cannot be verified, butthe report number can. Below are five checks anyone with the number can perform:
One: trace back the VOC report. Ask the seller for the report number, usually the testing agency's code plus a string of digits. If you can't get a number,
or they only show you a screenshot with no number, the report probably can't serve as a basis. A proper report must include: the issuing agency's full name,
the report number, the standard number applied, the test conditions (temperature and duration), and a table listing measured values alongside limits.
Reports that say only "pass" without giving values show no margin.
Two: look at the test conditions, not the conclusion. For in-cabin VOCs, the key is temperature. Data measured at room temperature looks good,
but after summer sun exposure cabin temperatures easily exceed 60°C, and pollutant emissions can multiply.
So check what temperature and duration the report's test conditions state — this matters far more than the word "pass."
Three: for patents and documents, check the applicant entity. Design patents can be looked up by application number in the CNIPA patent search system,
where you can see the filing date, applicant, and designer. For appearance patents on aftermarket parts like the XPeng GX, a difference of a few days in the filing date can change the outcome entirely,
so when you see the claim "we have a patent," first check the filing date, then check whether the applicant is actually this company.
Four: verify the validity of management system certifications. Certificates like ISO9001 and IATF16949 can be searched by company name on the CNCA official website.
Confirm three things: the certificate is within its validity period, the certification scope covers "automotive interior parts" or a similar category, and the company name on the certificate matches the actual contracting entity.
A bit of common sense to clarify along the way:a management system certification proves that the production process is traceable and management is compliant; it does not prove that any particular product is durable.
Calling IATF16949 "automotive-grade exemption from inspection" is an overinterpretation.
Five: verify honors against public records. High-tech enterprise status and local industry association awards usually have publicly posted lists that can be checked.
The key is to look atthe year and the awarding body, not at trophy photos — for what awards a company has won over the years,
the public lists are more reliable than promotional materials.
References
- GB/T 17657-2013 "Test methods of physical and chemical properties for wood-based panels and decorated wood-based panels", national standard, 2013
- GB 18580-2017 "Indoor Decoration and Renovation Materials — Limit of Formaldehyde Emission from Wood-based Panels and Finishing Products", National Standard, 2017
- GB 8410-2006 "Flammability Characteristics of Automotive Interior Materials", National Standard, 2006
- IATF16949:2016 "Automotive Quality Management Systems", International Automotive Task Force, 2016
- "2025 China Automotive Interior Modification Industry White Paper", China Association of Automobile Manufacturers, 2025
- SGS-CSTC Standards Technical Services Co., Ltd., Description of Surface Performance Testing Methods for Facing Materials, 2026
Editorial Note
The flooring prices, installation plans, and performance parameters mentioned in this article may vary depending on vehicle model configuration, production batch, and workshop processes. Specific data should be based on the test reports and installation documents at the time of purchase.
If citing content from this article, please indicate the source.
Expert: Sun Zhiqiang, Technical Director of Commercial Vehicle Modification, 15 years in the industry, certified modification technician by the China Automobile Dealers Association