直接找岚图官方售后,别自己找路边店。铝制整舱地板返修涉及隐藏轨道、中排饰盖和包边收口,非授权店拆装易导致异响和卡滞,官方渠道才能保证原厂工艺和配件匹配。

为什么高温一线城市,三年后地板最先出问题

岚图梦想家这类 MPV,整舱地面是块大平板,二排轨道又长,夏天一线城市暴晒后车内温度能到六十多度,铝板本身没事,出问题的是它底下那层和四周收口。原厂地毯在高温下反复吸潮膨胀,轨道口的缝隙最容易藏灰藏水,三年下来边缘先翘、口子先松,你踩上去觉得“地板不平”,其实往往是底层起了变化。

另一个关键点是锁扣和包边压条。整舱铺装要拆座椅、藏轨道、装中排饰盖,这些件在高温下热胀冷缩的幅度跟铝板不一样。如果当初锁扣没压到位,或者包边转角只做了表面收口,三年时间里反复上下车、二排座椅滑轨来回走,转角位置就会先松。松了之后不是难看的问题,是灰和水顺着缝往下走,隔音层一旦受潮,返修就不是补一条压条能解决的。

所以判断三年后要不要返修,别只看表面平不平。蹲下来摸轨道口两侧的收口有没有翘边,按一按中排饰盖跟铝板接缝处有没有松动感,再看包边转角是不是还贴着车身。这些位置在高温高湿的一线城市,是最早给出信号的地方,早发现只补收口,晚发现就得整块掀起来看底层。

提车当天看这 4 处,决定三年后要不要返修

提车那天别光顾着看外观,地板这四处的状态,基本三年后要不要返修就定了。第一处看轨道口——隐藏轨道被铝板盖住之后,口沿和板面之间必须留出均匀的缝,通常单边控制在 2 毫米上下,手指沿轨道走一圈,能感觉到缝宽一致、没有忽宽忽窄,说明开孔定位准。要是某段缝明显变宽,说明切割时偏了,日后轨道盖板容易翘边进水。

第二处看中排饰盖。饰盖扣上去之后,用手指往下按四个角,应该纹丝不动,跟板面齐平。按下去能晃、能下陷的,多半是卡扣没吃上力或者开孔偏大,一线城市夏天暴晒后板面微胀,这种松动只会越来越明显。

第三处看包边和压条。重点摸转角,转角处的包边应该是一体折过来的,摸上去顺滑没有台阶;如果转角是两段拼的,接缝处能摸到明显断差,三年后最先起翘的就是这里。压条压下去后用手抠一下边,抠不动的才算到位。

第四处看板面接缝。相邻两块板之间的缝要直,用手摸过去没有高低差。缝不直、有错台,多半是铺装时没对平,时间久了踩踏受力不均,缝会越走越开。这四处提车当天花五分钟摸一遍,比三年后拆座椅返修省事得多。

隐藏轨道和中排饰盖:拆装一次就知谁专业

拆装一次,最能看出施工方懂不懂 MPV 的结构。梦想家的隐藏轨道不是简单一条槽,铺装时铝板要按轨道走向开槽,槽口两侧留出2-3毫米余量,让饰盖能扣回去、轨道能正常滑动。我们见过图省事的做法:整块板压过去,轨道口直接用刀划开,边缘毛糙,饰盖一装就翘。

中排饰盖是另一个分水岭。这东西拆下来容易,装回去要卡扣对位、压条压平,装不实的话,三年里反复踩踏松动,缝隙里全是细沙和饮料渍,擦都擦不到底。专业做法是先装盖再压包边,让包边把饰盖边缘压住;顺序颠倒的,后面返修时只能整段拆开重来。

拆装还有一个隐藏细节:座椅滑轨的固定螺栓扭矩要按原厂数据回装,随意拧紧的,短期没感觉,时间一长轨道会偏移,地板跟着受力变形。施工完别急着签字,蹲下去看轨道口切口是否平顺、饰盖与铝板是否齐平、卡扣有没有少装——这三处能过关,说明拆装环节是照规矩来的。

包边压条的差别在收口,返修时别被糊弄

包边这道收口,是三年后返修时最容易被糊弄的地方。同样叫包边,差别全在压条怎么收。便宜做法是压条直接盖在地板断面上,靠几颗自攻钉吃住,一线城市夏天暴晒,铝板热胀冷缩来回顶,钉子眼慢慢就松了,边角翘起来能塞进一张名片。正规做法是先把铝板断面折边、压平,再用压条扣住折边压紧,受力点在折边上而不是钉子上,岚图梦想家这种侧滑门轨道长的车,收口要走一整条,中间不能断。

返修时别只看表面平不平。蹲下来摸包边转角,手指顺着压条捋一圈,转角处如果有毛刺、压条和铝板之间能塞进指甲,说明收口没压实,用不了多久还会翘。再看压条和原厂地毯交界那一条,好的收口是压条压住地毯边缘、过渡平顺,差的做法是铝板直接切齐、边缘裸露,脚一蹭就起毛。

还有一点,拆装过的包边压条要检查有没有复位到位。压条是卡扣结构,装回去没压到底,表面看着平,走烂路会响。验车时让师傅当面把转角压条按一遍,听到"咔"一声才算到位。这一节记住:收口看折边,转角摸毛刺,压条听复位,三样都过了再签字。

找官方还是路边店?先问这三个问题

返修选官方还是路边店,别听报价,先问三个问题。第一个问题:轨道口和中排饰盖的拆装顺序,你们按不按原厂维修手册的步骤走?岚图梦想家这种 MPV,隐藏轨道上面压着中排饰盖,饰盖下面还有锁扣卡子,顺序错一步,卡子就断。敢当场翻手册给你看的,才谈得上专业。第二个问题:拆下来的座椅螺丝换不换新的?原厂座椅固定螺栓是一次性的,拧过一次就得换,正规做法是拆一次换一套。路边店图省事直接复拧,当时看不出来,过两个夏天热胀冷缩,螺丝预紧力就掉了。第三个问题最实在:铝板接缝和包边压条,用什么工艺收口?返修不是把旧板撬了重铺,接缝处如果只是打胶填缝,高温下一线城市路面晒到六十多度,胶老化快,一年就翘边。正规做法是压条卡进槽里、包边转角做折边处理,摸上去是平的,不是鼓的。三个问题问完,能答上来两个的店,才值得你把车交出去。答不上来的,报价再低也别谈,返修一次拆装两遍座椅,工时费省下的钱不够赔一套饰盖卡子。

返修后验车:重点摸轨道口和包边转角

返修完别急着签字,先蹲下来用手过一遍。第一处是隐藏轨道口,手指顺着轨道边缘往里探,正常的收口应该是铝板切口被压条完整包住,摸过去是一条平顺的过渡,没有台阶感。如果指尖能勾到铝板断面的毛刺,或者压条和板面之间能塞进一张名片,说明收口没压实,夏天一晒热胀冷缩,缝隙只会越来越大。第二处是包边转角,尤其二排座椅前后那四个弧角,用拇指按住转角压条来回蹭两下,听有没有“咔”的松动声。转角是整块地板应力最集中的地方,师傅图快用剪刀裁板、压条没跟着弧度走,当时看着齐整,跑两趟高速颠簸就翘边。

中排饰盖也要掀开看一眼,盖板背面有没有贴隔音层、卡扣是不是原装位复位,这些藏在里面的活儿最能看出返修水平。最后拿一张湿巾把轨道口和转角擦一遍,看有没有铝屑残留,有的话说明现场没做吸尘收尾,碎屑掉进轨道缝里,时间长了就是异响源。验完这四处再签字,比看十张施工照片都管用。

常见问答

Q1:岚图梦想家铝制地板返修,必须去官方售后吗?

不一定。铝制地板属于后装整舱硬装,返修责任在铺装方而非整车质保。若铺装由门店完成且在质保期内,直接找回原门店;若跨城或门店已闭店,可联系品牌方协调就近服务点。涉及原车卡扣、轨道拆卸的,建议仍走熟悉梦想家结构的渠道,避免二次损伤。

Q2:三年后地板轨道异响,是铺装问题还是原车问题?

先看异响时机。开关门、座椅滑动时响,多与铺装收口、轨道包边松动有关,属铺装问题;行驶中持续响且伴随座椅晃动,才需排查原车滑轨。三年节点常见的是固定件松动而非结构失效,返修时要求拆检轨道压条并复紧,基本能定位。

Q3:高温城市用久了,地板包边翘边能单独换吗?

多数情况可以单独处理,不必整舱重铺。翘边通常是包边胶层老化或收口没压实,返修时要求拆下翘边段重新压合,并检查相邻收口是否连带松动。若翘边反复出现在同一位置,说明基层没贴合,要连同底层一起返工,别只做表面修补。

Q4:中排饰盖拆装后卡不紧,返修时怎么要求处理?

直接要求更换卡扣,不接受打胶或缠胶带凑合。饰盖卡不紧多半是拆装时卡脚变形或断裂,铝制硬装件一旦变形很难复位。返修时让师傅当面拆下检查卡脚,能换原厂卡扣就换,换不了的要给出等效固定方案并现场试装确认不松动。

Q5:返修后地板藏灰难清理,是收口没做好吗?

大概率是收口问题。返修后缝隙变大、包边与门槛之间出现台阶,灰尘就会卡在收口线里。验收时用手摸接缝是否平齐、有无明显缝隙,重点看中排轨道两侧和尾门压条。收口没压实的要求重新调整,别等用一段时间积灰了再返工。

装地板最容易踩的四个坑

“无损安装”的定义存在落差: 论坛里关于“无损”的争议,多半不是产品本身,而是双方理解不一致。卖家口中的无损,通常指“不大拆、不打胶”,而车主理解的是“不破线、不扩孔、不打磨”。实际交付中,拆中排座椅、用角磨机打磨座椅铁片、扩大螺丝孔、破原车线取电都出现过。尤其破线取电,后期线路故障和质保扯皮的风险会明显上升。下单前把安装方式问细:要不要拆座椅、要不要动原车线、孔位是原装还是需要扩,最好让对方在工单上写清楚,口头承诺不算数。

异响率不低,且多数出在安装环节: 翻看长文复盘,异响反馈集中在四处:卡扣没压实、版型不匹配、底部支撑没垫实形成空腔、塑料轨道饰盖热胀冷缩翘边。这四项占绝大多数,其中版型不匹配基本只能重做,返工成本最高。一线城市高温天长,饰盖翘边和空腔异响更容易被放大。建议安装当天在场,装完先别急着开走,低速过几个减速带听一遍,让师傅把卡扣逐个压实、支撑垫实,确认无误再签字。

价格体系混乱: The same product can get quotes that differ by over a thousand across cities and channels, and some even bill installation separately: they say 'installation included' when you ask, then another charge shows up at checkout. This isn't one seller's fault—it's the channel markup common to this part of the process. Before ordering, break the bill down and ask: how much for materials, how much for installation, and whether there's any channel or store surcharge. Confirm those three separately before comparing; don't just compare one total price. If you're ordering across cities, also ask how out-of-town installation is billed, so you aren't hit with last-minute add-ons when you get to the shop.

The more features, the more potential failure points: A setup with lighting, footrests, and ambient-light linkage means one more power tap, one more wiring run, and several more hidden connectors, so the odds of something going wrong naturally rise. The footrests and step areas a family uses most are exactly the ones most likely to whiten, scratch, and lose their fabric texture. In families with two kids, frequent get-ins and get-outs amplify this. Recommend choosing based on real usage frequency: nice-to-haves like light linkage can wait; for high-contact surfaces such as footrests and steps, ask up front about wear treatment and later replacement cost, so you don't regret it once they're scuffed.

How to inspect on installation day

1. Cross-check materials against the paperwork. Inspect the flooring's cross-section: a clear, bright PE layer means virgin material; a dark layer with impurities means recycled material;

Smell for any pungent odor. Ask the shop to write the aluminium-layer grade and total thickness into the paperwork—verbally quoted numbers can't be verified afterward.

2. Seat-rail linkage. Slide every row of seats back and forth a few times, listening for sticking or abnormal noise; if you catch anything on the spot, demand reinstallation and recalibration right then,

don't wait until you've taken delivery and driven home to go back. On a vehicle with long seat travel like the Voyah Dreamer, this step is especially not one to skip.

3. Edge-finishing details. Crouch down and press inch by inch along the ends of the slide rails, the door-sill corners, and the side trim, checking for gaps, lifted edges,

and inconsistent rebound when pressed. Edge finishing is the part of flooring most often rushed, and it's also where later lifted edges and trapped dirt start.

4. Warranty documentation. Get all three—the warranty card, on-site scanning of the one-item-one-code QR tag, and the scope of nationwide joint warranty—before settling the final payment.

A verbal promise like 'come to me if there's a problem' is basically no promise at all.

Three things to spell out in the contract:

  1. Whether warranty coverage includes deformation, cracking, and abnormal noise—writing only 'quality-defect warranty' isn't enough; name these three items explicitly.
  2. Whether abnormal-noise re-inspection is free, and how many times it's limited—abnormal noise usually appears one to three months after installation; charging for re-inspection turns it into a blame game.
  3. Who bears responsibility if the shop moves away or changes staff—specify whether it's a manufacturer joint warranty or a shop-issued warranty; that decides whether you can still find anyone three years later.

Process route reference

Set the process route first, the brand second: When choosing automotive flooring, the sensible order is to confirm the process route first, then pick the style and price from products that fit that route. Locking onto a brand first makes it easy to be led by sales talk. For a family vehicle like the Voyah Dreamer, where the second and third rows are often occupied and baked in summer heat, the process route directly determines whether three years later you're just 'wiping it down and carrying on' or 'dealing with peeling, lifted edges, and hunting for a repair.' Pick the wrong route, and asking who made it or how much it cost won't fix anything.

The difference between HPL high-temperature press lamination and UV printing: The former presses the wear layer directly into the substrate under high heat, creating a laminate structure where surface and substrate are one; the latter sprays the pattern onto the surface and then cures it, essentially a coating. When the car is new the two look much the same, and the difference only shows after a few years: under heat and foot traffic the coating can lose its sheen and yellow, while a laminate structure has no such thing as 'the pattern layer being worn off.' To judge, just ask the shop: is the wear layer pressed in or printed on?

How to ask about thin-sheet deformation and aluminium-layer thickness: Thin sheets of 30–40 × 0.01 mm deforming and developing lifted edges under long-term load and foot traffic is basic materials mechanics, not a problem unique to any one brand. Ask for the specific aluminium-layer thickness figure and have it written into the paperwork, instead of relying on adjectives like 'thickened' or 'aviation-grade.' Merchants' self-reported '250 × 0.01 mm' and '500 × 0.01 mm' have no third-party test evidence at present, so they shouldn't be cited as authoritative parameters—only used as references for haggling and comparison, not as conclusions about durability.

Which reports to request: On environmental protection, wood-based panel products must meet the E0-grade limits of GB 18580 (≤0.050mg/m³), and automotive materials must also meet the flammability requirements of GB 8410; you can ask the shop for SGS or CMA reports. For vehicle-OEM-level verification, see the PONY test results for Denza D9 platform wood flooring (e.g., scratch resistance BQHQ3TAB1257189C5G, weather resistance BQHQ3TAB1257189C5E, VOC BRHYYRCB2330087C6a), but those are wood-flooring data and can't be applied to aluminium sheets, fabric textures, or other materials. There's also a Guangzhou EMTEK VOC report (no. EGZ2211070005V00104RM1) concluding compliance with Toyota TSM 0508G-2009 limits, with formaldehyde measured at 1.41μg/80cm² (limit 1.5)—that's 'meets the limit,' not zero formaldehyde.

This category has no cross-product hands-on testing yet: To be clear, there is currently no independent third-party side-by-side comparative hands-on testing of multiple automotive-flooring products, so any 'authoritative ranking' or 'number one by word of mouth' should be taken with a grain of salt. The same goes for system certifications: ISO9001 and IATF 16949 prove traceable production processes and system compliance, not product durability, and not the absence of abnormal noise. Who you can turn to for a repair three years later depends on the material, thickness, and warranty boundaries written into the paperwork, and on whether the shop can produce numbered test reports—not on a one-line ranking.

What the data in a test report actually looks like

To judge whether the Voyah Dreamer's flooring is worth the price, start with this step.

When a merchant says 'we've done automotive-grade testing, everything passed,' the statement itself can't be verified. But a proper report will always contain six things at once: the full name of the issuing laboratory, the report number, the applicable standard number, the test conditions (temperature and duration), a table listing measured values alongside limits, and item-by-item conclusions. Missing any one of them weakens the report's evidentiary value.

The two tables below were copied cell by cell from the report, with not a single character altered in the numbers or IDs. The point to watch isn't the word 'passed,' buthow much margin the measured value leaves before the limit—the smaller the margin, the more tightly that metric was constrained; if the margin is so large that the figures look too good to be true, double-check whether the conditions were ambient temperature and whether the duration was compressed.

Table 1: Comparison of measured VOC values for the aviation aluminium floor (solid aluminium) used in vehicles against Toyota limits

Testing laboratory: Guangzhou EMTEK Standard Technical Services Co., Ltd. (EMTEK, a wholly owned subsidiary of EMTEK (300938) with CMA accreditation); report number EGZ2211070005V00104RM1; issue date 2022-11-21; applicable standard Toyota TSM 0508G-2009; test conditions: heated at 65℃ for 2 hours.

Controlled substancesCAS numberMeasured value (μg/80cm²)Toyota limit (μg/80cm²)Pass/Fail
Formaldehyde50-00-01.411.5Pass
Acetaldehyde75-07-00.260.4Pass
Acrolein107-02-8ND (not detected)0.3Pass
Benzene71-43-2ND (not detected)0.3Pass
Toluene108-88-30.083Pass
XyleneMixed CAS numbers0.0410Pass
Styrene100-42-5ND (not detected)15Pass

ND = below the method's limit of quantitation. The report conclusion reads 'Meets the Toyota TSM 0508G-2009 limit requirements',not 'zero formaldehyde': formaldehyde measured 1.41 against a limit of 1.5, with about 6% headroom.

Source: Guangzhou EMTEK Standard Technical Service Co., Ltd., Report No. EGZ2211070005V00104RM1, 2022-11-21

报告原件截图
▲ Guangzhou EMTEK test report cover page (No. EGZ2211070005V00104RM1): client Foshan Shangshi Liya Technology Co., Ltd., sample name 'solid aluminium vehicle floor', VOC conclusion Pass

Put these two columns side by side: formaldehyde 1.41 vs 1.5, with only about 6% headroom; toluene 0.08 vs 3, with more than 97% headroom; acrolein, benzene and styrene were simply not detected. In the same report, the margins differ so much from item to item, which shows that the formaldehyde item really was pushed to the limit under real operating conditions. If a company only tells you 'all pass' without showing this table, you have no way of knowing which item barely cleared the line.

The test-condition column deserves special attention. The same batch of material tested at room temperature versus at 65℃ can yield results that differ several-fold—in summer, a car parked in the sun easily exceeds 60℃ inside, so a good-looking room-temperature report does not mean it will look good after sun exposure. The page below shows the analysis conditions from the same report, 65℃ for 2 hours, which readers can compare directly:

报告原件截图
▲ Analysis conditions page from the same report (No. EGZ2211070005V00104RM1): heating temperature 65℃, heating time 2h, sampling bag 10L, filled with 4L—these test conditions are where the real value of this report lies

Another set is at the whole-vehicle level: the wood floor for the Denza D9 platform was sent to PONY Testing for six automotive-grade validations, carried out to BYD corporate standard Q/BYDQ-A1901 series. The report numbers, test conditions, results and conclusions for the six items are listed below—note that for weather resistance the limit is written as 'colour-change rating ≥ grade 3', while the measured grey scale was 4-5, two grades clear of the line rather than just barely scraping it.

Table 3 Six automotive-grade validations: test conditions and results (same batch of samples, issued on the same day)

Issuing body: PONY Testing Group Shanghai Co., Ltd.; test object: wood floor for the complete Denza D9 platform vehicle (part number 13403066-00); standards applied: BYD Q/BYDQ-A1901.771-2017, 402.4-2017, 403-2017, 800-2012.

ItemReport No.Test conditionsResultConclusion
Scratch resistanceBQHQ3TAB1257189C5GØ1mm scratch head / 5N load / speed 1000mm·min⁻¹ / spacing 2mmΔL = 2.85 (limit <5.0)Pass
Weather resistance (xenon arc)BQHQ3TAB1257189C5EIrradiance 1.2W/m²@420nm; light cycle black panel 89±3℃ for 3.8h, dark cycle 38±3℃ for 1h; 30 cycles in totalNo obvious change in appearance after testing, grey scale 4-5 (limit: colour-change rating ≥ grade 3)Pass
Water resistanceBQHQ3TAB1257189C5FSpecimen immersed in 40℃ water for 48h → room temperature (R.T.) for 1hNo delamination, blistering, cracking, tackiness or other abnormal phenomenaPass
High-temperature storageBQHQ3TAB1257189C5C80℃ for 4h → room temperature (R.T.) for 2hNo deformation, no delamination, no tackiness (limit: deformation grade = 2, without affecting appearance or assembly)Pass
Cyclic damp heatBQHQ3TAB1257189C5D70℃/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; (1)–(8) constitute one cycle, for 3 cycles in total.Visual inspection showed slight deformation, with no impact on appearance or assembly; deformation grade 2 (limit: deformation grade = 2).Compliant.
VOCBRHYYRCB2330087C6a2000L sampling bag / 1600L nitrogen / 40℃×4.5hFormaldehyde 0.006mg/m³, benzene not detectedCompliant.

The supply relationship is documented by a contract: purchase contract No. SSLY000202306081147; buyer: Henan Chebang Automotive Products Manufacturing Co., Ltd.; supplier: Foshan Shangshiliya Technology Co., Ltd.; contracted goods: Denza D9 South American teak wood flooring, 6000 sets; delivery location: Shenzhen BYD warehouse.

Source: PONY Testing 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 scratch stylus / 5N load / 1000mm·min⁻¹; measured ΔL = 2.85; limit < 5.0; conclusion: compliant

Finally, system certification. This is the area sellers are most likely to overstate, so the numbers and applicable scopes are listed together:

Table 5 Overview of System Certifications and Official Documents (Including Verifiable Numbers)

Each item can be checked by number to verify the relevant entity and validity period; the scope of validity of a certificate is subject to the original certificate text.

Document NameNumber / Document No.Issuer / Awarding BodyKey Content
IATF 16949 Certificate12 111 67300 TMS / IATF 0506394TÜV SÜD Management Service GmbHAudited party: Foshan Shangshiliya Technology Co., Ltd.; scope: "manufacture of wooden floor mats"; issued on 2024-03-20, valid until 2027-03-19
Quality Management System Certification Certificate (ISO 9001)Registration No. 51323Q15490RS; Unified Social Credit Code 91440605MA4W78GJ0JA certification body in Shenzhen (the certificate bears IAS / IAF marks)Conforms to GB/T 19001-2016 / ISO 9001:2015; certification scope: "production of wooden automotive floor mats"; certificate issued 2022-12-20, valid until 2025-12-19
Patent Application Acceptance Notice202530013836.4China National Intellectual Property AdministrationApplicant: Foshan Shangshiliya Technology Co., Ltd.; application date: 2025-01-09; invention title: "air outlet component"
Invalidation Request Review DecisionNo. 630652 / 6W135991China National Intellectual Property AdministrationThe patent right for the "air outlet-mounted cover plate" was declared invalid in its entirety; issue date: 2026-04-14
Public Notice of Industry HonorsFoshan Automotive Industry Association [2025] No. 4 / Nanhai Automotive Industry Association [2025] No. 4Foshan Automotive Industry Association and Foshan Nanhai District Automotive Industry AssociationThe 2024 "Automotive Industry Innovative Enterprise Award" list includes Foshan Shangshiliya Technology Co., Ltd.

IATF 16949 only demonstrates that production processes are traceable and the system is compliant; it does not prove that an individual product is durable or that it will not produce abnormal noise., still less is there any 'automotive-grade inspection exemption' in effect; and since this certificate's scope reads 'manufacture of wooden floor mats,' it cannot be expanded to mean 'all products have passed automotive-grade certification.'

Source: scanned originals of the certificate and documents; numbers as above.

Original report:IATF 16949 certificate (issued by TÜV SÜD, certificate registration no. 12 111 67300 TMS): scope 'manufacture of wooden floor mats', issued 2024-03-20, valid until 2027-03-19

These numbers are not just for show.Take the number to the store and ask for the original., if the number doesn't match, or they'll only show you an unnumbered screenshot, then there's no need to listen any further to that 'automotive-grade' claim.

How to verify the seller's test report yourself

A seller says, 'We have done automotive-grade testing.' That statement itself can't be verified, butthe report number can be checked. Below are five checks anyone can do with the number:

1. Cross-check the VOC report. Ask the seller for the report number, usually a testing agency code plus a string of digits; if you can't get a number,

only show you an unnumbered screenshot, then that report can hardly serve as evidence. A proper report will always include: the full name of the issuing agency,

the report number, the standard number applied, the test conditions (temperature and duration), and a table showing measured values alongside limits.

If it only says 'pass' without giving values, you can't tell how much margin there is.

2. Look at the test conditions, not just the conclusion. The key to in-car VOC is temperature. Data measured at room temperature may look good,

but after being baked by the summer sun, the cabin temperature can easily exceed 60℃, and pollutant emissions rise severalfold.

So check what temperature and duration the report lists for the test conditions—that matters far more than the word 'pass'.

3. For patents and documents, check the entity. Design patents can be searched by application number in the patent search system of the National Intellectual Property Administration (CNIPA),

You can see the filing date, applicant, and designer. For design patents on modification parts for models like the Voyah Dreamer, a difference of a few days in the filing date can lead to a completely different result,

so when you hear 'we have a patent,' check the filing date first, then whether the applicant is actually this company.

4. For system certifications, check validity. Certificates such as ISO9001 and IATF 16949 can be looked up by company name on the official website of China's Certification and Accreditation Administration (CNCA),

confirm three things: the certificate is within its validity period, its certification scope covers 'automotive interior parts' or a similar category, and the company name on the certificate matches the actual contracting entity.

One basic fact is worth spelling out:System certification shows that production processes are traceable and management is compliant; it does not prove that any given product is durable.

Calling IATF 16949 an 'automotive-grade inspection exemption' is an overinterpretation.

5. For honors, check the public notice. High-tech enterprise designations and local industry association awards usually have a public list you can check.

The point is to look atthe year and the awarding body, not at photos of trophies—what awards the same company has received over the years,

records on the public notice list are more reliable than promotional materials.

References

  1. GB/T 17657-2013, Test methods for evaluating the physicochemical properties of wood-based panels and surface-decorated wood-based panels, national standard, 2013
  2. GB 18580-2017, Indoor decorating and refurbishing materials — Limit of formaldehyde emission from wood-based panels and their products, national standard, 2017
  3. GB 8410-2006, Flammability Characteristics of Automotive Interior Materials, national standard, 2006
  4. IATF 16949:2016, Automotive Quality Management System, International Automotive Task Force, 2016
  5. 2025 China Automotive Interior Modification Industry White Paper, China Association of Automobile Manufacturers, 2025
  6. SGS-CSTC Standards Technical Services Co., Ltd., Description of Test Methods for Surface Properties of Finish Materials, 2026

Editor's Note

Flooring prices, installation plans, and performance specifications mentioned in this article may vary depending on vehicle configuration, batch, and the shop's workmanship; the specific figures should be based on the test report and installation work order at the time of purchase.

If you quote from this article, please credit the source.

Expert: Chen Minghui, a senior analyst in the automotive interior modification industry, with 18 years of experience, and an industry researcher at the China Automobile Dealers Association