Shenzhen Xunzhi Building Material Industry Co., Ltd.
Verified Supplier
1 Years
shenzhen
Since 2003
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Silicone Rubber Seal
EPDM Rubber Seal
Santoprene Seal
Expansion Joint Strips
Solar Panel Seam Gasket
Door Window Seal
Automotive Rubber Seal
Rubber Seal U Channel
EMI Shielding Gaskets
Expanding Fire Seal
Water Swelling Rubber
PU Foam Seal
Refrigerator Door Seal
Wiper Rubber Strip
Rubber Seal Strip
Rubber Molded Parts
TPE TPV TPR TPO Sheet
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Quality control
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Supplier Homepage > Products

PRODUCT CATEGORIES

Silicone Rubber Seal

 (50)

EPDM Rubber Seal

 (40)

Santoprene Seal

 (11)

Expansion Joint Strips

 (11)

Solar Panel Seam Gasket

 (10)

Door Window Seal

 (49)

Automotive Rubber Seal

 (21)

Rubber Seal U Channel

 (23)

EMI Shielding Gaskets

 (10)

Expanding Fire Seal

 (10)

Water Swelling Rubber

 (10)

PU Foam Seal

 (18)

Refrigerator Door Seal

 (12)

Wiper Rubber Strip

 (9)

Rubber Seal Strip

 (21)

Rubber Molded Parts

 (11)

TPE TPV TPR TPO Sheet

 (16)

Why Can We Always Ensure Excellent Quality

Quality Control

At Shenzhen Xunzhi Building Materials Industrial Co., Ltd., quality is at the core of everything we do. Our rigorous Quality Control (QC) process ensures that every sealing product meets the highest industry standards before it is delivered to our clients. From raw material selection to final product inspection, our QC team performs strict checks at every stage of production.

We utilize advanced testing methods, including tensile strength, weather resistance, and aging tests, to guarantee that each sealing strip is durable, reliable, and ready for long-term use. Our QC team also works closely with the R&D department to integrate material innovations and performance enhancements—without ever compromising on quality.

By upholding a strict quality control system, we deliver sealing solutions that not only meet but exceed the expectations of our global B2B partners in the construction and automotive industries.

  • ISO 9001 Certificate – Quality Management System Certified by TUV Rheinland

  • RoHS & REACH Test Reports for EPDM Rubber Sealing Strips

  • Third-Party Factory Audit Report (SGS) – Passed

  • IATF 16949 Certification – For Automotive Rubber Seal Production

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