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Shenzhen Xunzhi Building Material Industry Co., Ltd.
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{"title":"Modern Silicone Rubber Seal Anti Slip PVC Self Adhesive Stair Edge Protection For Bathroom","imgUrl":"https:\/\/img.ismap.com\/nimg\/a0\/13\/b221216ae05b3036faac7705ebb2-200x200-1\/modern_silicone_rubber_seal_anti_slip_pvc_self_adhesive_stair_edge_protection_for_bathroom.jpg","attrs":{"Place of Origin":"CHINA","Brand Name":"Xunzhi","Model Number":"PVC sealing strip","Minimum Order Quantity":"100 pieces"}}
{"title":"Waterproof EPDM Rubber Seal Self Adhesive Double Sided Rubber For Industrial","imgUrl":"https:\/\/img.ismap.com\/nimg\/ad\/a0\/328c3d3aa7031912d2f3ee0f4e76-200x200-1\/waterproof_epdm_rubber_seal_self_adhesive_double_sided_rubber_for_industrial.jpg","attrs":{"Place of Origin":"CHINA","Brand Name":"Xunzhi","Model Number":"Double sided sealing strip","Minimum Order Quantity":"100 pieces"}}
{"title":"Universal Door Bottom Seal Strip Durable Santoprene Seal For Industrial Shock Absorber","imgUrl":"https:\/\/img.ismap.com\/nimg\/2d\/22\/5c9b0628195ea72fed2f88bc9770-200x200-1\/universal_door_bottom_seal_strip_durable_santoprene_seal_for_industrial_shock_absorber.jpg","attrs":{"Place of Origin":"CHINA","Brand Name":"Xunzhi","Model Number":"Santoprene sealing strip","Minimum Order Quantity":"100 pieces"}}
{"title":"Omega Type Expansion Joint Strips Custom Interlocking Profile For High Movement Tolerance Joint","imgUrl":"https:\/\/img.ismap.com\/nimg\/f2\/99\/c5929ef709eb1fa09de9765d1311-200x200-1\/omega_type_expansion_joint_strips_custom_interlocking_profile_for_high_movement_tolerance_joint.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"Expansion Joint Strips-10","Certification":"ISO9001","Place of Origin":"CHINA"}}
{"title":"Heat Resistant Solar Panel Seam Gasket Waterproof T Shape Photovoltaic Panel Slot Seal Strip","imgUrl":"https:\/\/img.ismap.com\/nimg\/ac\/ee\/a2008d211b93ba32c6e38505b2a1-200x200-1\/heat_resistant_solar_panel_seam_gasket_waterproof_t_shape_photovoltaic_panel_slot_seal_strip.jpg","attrs":{"Place of Origin":"CHINA","Brand Name":"Xunzhi","Model Number":"EPDM sealing strip","Minimum Order Quantity":"100 pieces"}}
{"title":"High Grade Door Window Seal Custom Modern Design For Bathroom Door","imgUrl":"https:\/\/img.ismap.com\/nimg\/bb\/03\/b3b146d29380f0b7d3c60c431537-200x200-1\/high_grade_door_window_seal_custom_modern_design_for_bathroom_door.jpg","attrs":{"Place of Origin":"CHINA","Brand Name":"Xunzhi","Model Number":"PVC sealing strip","Minimum Order Quantity":"100 pieces"}}
{"title":"Waterproof Auto Door Seal Pvc Plastic U Shape Car Door Edge Trim Car Door Protective Strip","imgUrl":"https:\/\/img.ismap.com\/nimg\/c2\/86\/39be847e93a2aa8bf951d562ccc4-200x200-1\/waterproof_auto_door_seal_pvc_plastic_u_shape_car_door_edge_trim_car_door_protective_strip.jpg","attrs":{"Place of Origin":"CHINA","Brand Name":"Xunzhi","Model Number":"PVC sealing strip","Minimum Order Quantity":"100 pieces"}}
{"title":"Custom Rubber Seal U Channel Insectproof With Tpe Material Extrusion Forming Technology","imgUrl":"https:\/\/img.ismap.com\/nimg\/aa\/b4\/ec5e30b2ffd51c203f3de2c29355-200x200-1\/custom_rubber_seal_u_channel_insectproof_with_tpe_material_extrusion_forming_technology.jpg","attrs":{"Place of Origin":"CHINA","Brand Name":"Xunzhi","Model Number":"Santoprene sealing strip","Minimum Order Quantity":"100 pieces"}}
{"title":"Hybrid Sponge EMI Shielding Gaskets Lightweight Dual Layer For Panel Sealing And Shielding","imgUrl":"https:\/\/img.ismap.com\/nimg\/6c\/2b\/7b448e3c1cfc4b9f7f8ccc2dfa1e-200x200-1\/hybrid_sponge_emi_shielding_gaskets_lightweight_dual_layer_for_panel_sealing_and_shielding.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"EMI Shielding Gaskets-10","Certification":"ISO9001","Place of Origin":"CHINA"}}
{"title":"Double Layer Intumescent Fire Seal Fire Resistant For Critical Infrastructure Doors","imgUrl":"https:\/\/img.ismap.com\/nimg\/8d\/ea\/cafa31bf68c65c683e23006d7835-200x200-1\/double_layer_intumescent_fire_seal_fire_resistant_for_critical_infrastructure_doors.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"Expanding Fire Seal-10","Certification":"ISO9001","Place of Origin":"CHINA"}}
{"title":"Rapid Reacting Water Swelling Rubber High Durability For Pipes Penetration Seals","imgUrl":"https:\/\/img.ismap.com\/nimg\/a6\/63\/21260a7e74a063a1269d9109f965-200x200-1\/rapid_reacting_water_swelling_rubber_high_durability_for_pipes_penetration_seals.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"Water Swelling Rubber-10","Certification":"ISO9001","Place of Origin":"CHINA"}}
{"title":"Dual Layer PU Foam Gasket Laminated Polyurethane Seal With Enhanced Surface Strength","imgUrl":"https:\/\/img.ismap.com\/nimg\/0c\/01\/d562784fe2e9104b36c3d0e4e63c-200x200-1\/dual_layer_pu_foam_gasket_laminated_polyurethane_seal_with_enhanced_surface_strength.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"PU Foam Seal-8","Certification":"ISO9001","Place of Origin":"CHINA"}}
{"title":"Anti Mold Refrigerator Door Seal Hygienic Door Gasket For Food Service Refrigeration","imgUrl":"https:\/\/img.ismap.com\/nimg\/39\/1d\/003705aeda1956470bc3dc530f38-200x200-1\/anti_mold_refrigerator_door_seal_hygienic_door_gasket_for_food_service_refrigeration.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"Refrigerator Door Seal-5","Certification":"ISO9001","Place of Origin":"CHINA"}}
{"title":"Dual Edge Rubber Wiper Strip Long Lifespan For Extended Cleaning Performance","imgUrl":"https:\/\/img.ismap.com\/nimg\/f6\/bb\/f9148349a67071b36618fa79c6eb-200x200-1\/dual_edge_rubber_wiper_strip_long_lifespan_for_extended_cleaning_performance.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"Wiper Rubber Strip-5","Certification":"ISO9001","Place of Origin":"CHINA"}}
{"title":"Custom Moulded Rubber Seal Strip Heat Resistant Extruded Silicone Profile","imgUrl":"https:\/\/img.ismap.com\/nimg\/71\/fb\/46ffa0df20c5321c2caabdd09a9d-200x200-1\/custom_moulded_rubber_seal_strip_heat_resistant_extruded_silicone_profile.jpg","attrs":{"Place of Origin":"CHINA","Brand Name":"Xunzhi","Model Number":"Silicone sealing strip","Minimum Order Quantity":"100 pieces"}}
{"title":"EPDM Rubber Molded Parts Weatherproof EPDM Molded Seals For Mechanical Equipment","imgUrl":"https:\/\/img.ismap.com\/nimg\/62\/98\/bbba67f14a9982beb298c5e0e8e0-200x200-1\/epdm_rubber_molded_parts_weatherproof_epdm_molded_seals_for_mechanical_equipment.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"Rubber Molded Parts-7","Certification":"ISO9001","Place of Origin":"CHINA"}}
{"title":"Weather Resistant Tpo Plastic Sheet Thermoplastic Olefin Sheet For Roof Industrial Use","imgUrl":"https:\/\/img.ismap.com\/nimg\/39\/8a\/5ea7860d56c8b850ce5a45a07cfb-200x200-1\/weather_resistant_tpo_plastic_sheet_thermoplastic_olefin_sheet_for_roof_industrial_use.jpg","attrs":{"Brand Name":"Xunzhi","Model Number":"TPE TPV TPR TPO Sheet-4","Certification":"ISO9001","Place of Origin":"CHINA"}}
Shenzhen Xunzhi Building Material Industry Co., Ltd.
Shenzhen Xunzhi Building Materials Industrial Co., Ltd. is an integrated enterprise specializing in design, production, and sales, with many years of experience in manufacturing and technical product development. The company has two subsidiaries: Hong Kong Ruisong Technology Co., Ltd. and Sanya Ruisong Technology Co., Ltd. It is a professional manufacturer of door and window seals, curtain wall seals, and vehicle door sealing strips, providing one-stop rubber sealing solutions to global customers for many years.
We specialize in the production and processing of various sealing and molding products, including PVC (Polyvinyl Chloride), EPDM (Ethylene Propylene Diene Monomer), high-grade thermoplastic rubber (Santoprene), silicone rubber, dual-hardness sealing strips, rigid decorative strips, EVA single- and double-sided adhesive products for doors, windows, and curtain walls, as well as molded parts and plastic-rubber injection components.
The company is equipped with a strict quality assurance system, comprehensive testing procedures, and excellent after-sales service. Our products are highly recognized and praised by industry professionals, and are exported to Europe, America, Southeast Asia, and Hong Kong and Macao regions.
Basic Information
Company Name:
Shenzhen Xunzhi Building Material Industry Co., Ltd.
Business Type:
Manufacturer
Brands:
Xunzhi sealing rubber strip
Employee Number:
100~120
Year Established:
2003
Total Sales Annual:
10000000-20000000
Company Location:
Shajing Street, Baoan District, Shenzhen
Factory Location:
Shajing Street, Baoan District, Shenzhen
Trade & Market
Company slogan:
0 gap sealing rubber strip canbe used for 15 years
Production Line:
At Shenzhen Xunzhi Building Materials Industrial Co., Ltd., we operate a modern and efficient production facility equipped with advanced machinery and strict quality management systems. Our factory integrates R&D, mixing, extrusion, cutting, molding, adhesive application, and inspection into a streamlined manufacturing process that ensures consistency, precision, and high output.
Key Production Capabilities:
Extrusion Lines:
We operate multiple automated rubber and plastic extrusion lines capable of producing EPDM, PVC, silicone, Santoprene, and dual-hardness co-extruded sealing strips. These lines support both standard and customized profiles for doors, windows, curtain walls, and vehicles.
Injection Molding Machines:
Our facility includes precision injection molding equipment for producing molded rubber parts, corner joints, and rubber-plastic combination components. This supports high-accuracy parts with complex geometries.
Mixing & Compounding:
Our in-house rubber compounding system ensures material consistency, allowing us to control performance characteristics such as hardness, elasticity, UV resistance, and flame retardancy from the very beginning.
Adhesive & Tape Application:
For EVA single- and double-sided adhesive seals, we use automatic gluing and tape laminating machines, ensuring strong adhesion and uniform application—ideal for easy installation on glass and metal frames.
Cutting & Trimming:
Precision cutting equipment allows for clean edges, consistent lengths, and customized packaging based on client specifications.
Quality Control Station:
Every production batch undergoes strict quality checks including hardness testing, tensile strength, weather resistance, compression set, and dimensional accuracy to meet international standards.
With a skilled technical team and lean production management, Xunzhi delivers high-volume orders with fast turnaround while maintaining the flexibility to handle small-batch customization. Our monthly capacity reaches millions of meters of sealing strips, enabling us to serve clients in diverse sectors including construction, automotive, rail transit, and industrial manufacturing.
Our Team:
Shenzhen Xunzhi Building Materials Industrial Co., Ltd. has a professional team of 40–50 skilled individuals, each bringing unique expertise in the field of sealing strip manufacturing. Our team is composed of experienced engineers, detail-oriented technicians, and knowledgeable business professionals who work closely together to deliver high-performance sealing solutions. From product development and precision manufacturing to quality control and customer support, every team member plays a critical role in maintaining the high standards our clients expect. We are committed to continuous improvement, product innovation, and providing exceptional service to businesses worldwide.
History:
Founded with a vision to provide high-quality sealing solutions to the global market, Shenzhen Xunzhi Building Materials Industrial Co., Ltd. has grown into an integrated enterprise with strong capabilities in design, production, and sales. Since its establishment, the company has focused on the manufacturing and development of advanced rubber and plastic sealing products, building a solid reputation in both domestic and international markets.
With years of manufacturing experience and a deep commitment to technical innovation, Xunzhi has continuously expanded its product portfolio to meet the evolving demands of the construction and automotive industries. The company’s dedication to quality and performance has enabled it to serve a wide range of clients across Europe, America, Southeast Asia, and the Hong Kong and Macao regions.
To strengthen its international presence and operational capacity, Xunzhi established two key subsidiaries: Hong Kong Ruisong Technology Co., Ltd. and Sanya Ruisong Technology Co., Ltd. These strategic expansions have enhanced the company’s ability to provide one-stop rubber sealing solutions and improved its global service network.
Today, Shenzhen Xunzhi specializes in the production of a comprehensive range of sealing and molding products, including PVC, EPDM, Santoprene thermoplastic rubber, silicone, dual-hardness sealing strips, rigid decorative trims, EVA adhesive strips, as well as molded rubber parts and plastic-rubber injection components. Its advanced quality control system, full-scale testing procedures, and reliable after-sales support ensure consistent customer satisfaction and long-term partnerships worldwide.
As a trusted name in the sealing industry, Xunzhi remains committed to innovation, customization, and excellence—continuously driving forward with the mission to seal the future with quality and integrity.
Service:
The company specializes in the production of polyvinyl vinyl (PVC), EPDM, senior thermoplastic rubber (SANTOPRENE), SILICONE, double hardness rubber strip, hard decorative strip, EVA single and double side stickers and other doors and Windows curtain wall sealing rubber strip, molded products, rubber plastic products injection parts and other products production and processing.
Factory Information
Market name:
North America,South America,Western Europe,Eastern Europe,Eastern Asia,Southeast Asia,Middle East,Africa,Oceania,Worldwide
