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Concealed Automatic Acoustic Door Drop Seal for Soundproof Doors
US$17.00
100-199 Sets
US$16.00
200+ Sets
Product profile
Customization
AvailableAfter-sales Service
2 YearWarranty
2 YearModel NO.
ADDS-AType
Door Drop SealMaterial
Alu,EPDMMin / Max Gap
3-13mmSeal Color
Black,GreySuface Finish
Aluminium Anodised 15 MicronsLocation
Install on The Bottom of Single or Double DoorsFuntion
Prevents Fire or Smoke Spreading Across Various FiAdvantage
Soundproof Smoke and Fire PreventionTransport Package
30PC/CartonSpecification
380-1200mmTrademark
BYOrigin
ZhejiangHS Code
732690Production Capacity
5000PCCompany profile

Business Type: Manufacturer/FactoryExport Year: 2014-12-05Nearest Port: Shanghai, NingboAverage Response Time: ≤8.77hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
AI-Powered supplier vetting
SummaryHangzhou Biyou Building Materials Technology Co., Ltd. is identified as a China-based manufacturer/factory with production in Jiaxing, Zhejiang, specializing in weather sealing and passive fire protection products. It reports ISO 9001 and ISO 14001 management-system certifications, 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. The supplier states that 90% of sales are exports, has self-operated import/export rights, and began exporting in 2014. Its stated product range covers fire, smoke, acoustic, TPE, silicone, and PVC sealing products. The available trade records show limited transaction evidence, with one transaction associated with each listed buyer record; therefore, customer-case depth and financial credibility cannot be fully assessed. After-sales service and product customization are mentioned or implied only partially and lack sufficient detail for a definitive evaluation.
Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory, with an international sales office in Hangzhou and a factory in Jiashan, Jiaxing, Zhejiang. Its stated business focuses on manufacturing weather-sealing and passive-fire products, supported by 10 production lines.
CertificationsThe supplier reports holding ISO 9001 and ISO 14001 management-system certifications. These certifications provide explicit evidence of formal quality and environmental management systems, although the slices do not provide certificate numbers, issuing bodies, or validity dates.
After-Sales capabilityThe company states that it provides efficient after-sales service and has professional R&D resources and high-quality products. However, no specific service scope, response process, support locations, warranty terms, or service-performance evidence is provided.
R&D capabilityThe supplier states that it has a professional R&D group, and the reported total experience of its R&D engineers is 6–10 years. This supports the existence of an experienced R&D function, but the slices do not document patents, new-product launches, proprietary technologies, or measurable innovation outcomes.
Production capacityThe supplier identifies itself as a manufacturer and reports 10 production lines, 6–10 quality-control staff, and a factory location in Jiaxing, Zhejiang. These facts provide explicit evidence of established production infrastructure and quality-control staffing.
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Hangzhou Biyou Building Materials Technology Co., Ltd.
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