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Precision rubber products solutions manufacturer

Custom Products

We specialize in high-quality custom rubber parts for medical devices, home appliances, electronics, automotive, and toys

. Backed by advanced production lines, precision testing, and robust management, we deliver stable, high-efficiency mass production of seals, stoppers, pads, bellows, and molded components — tailored precisely to your exact specifications.

Automotive Rubber Parts
Electronic Rubber & Silicone Parts
Medical & Food Grade Silicone

Partner Brand

Rooted in the industry and united as one, we have kept our original commitment through over ten years of partnership. We take integrity as the foundation and quality as the bottom line. Committed to value creation and mutual benefit, we march toward a brighter future with all partners.

Our advantages

We have always stuck to the quality policy that customer is No.1 and quality comes first with scientific management,continuous improvement and sustained operation. We insist in providing our clients with perfect products and best services.The products we produced can work in different areas and climates according to your specific requirements. 
As an experienced custom rubber and silicone manufacturer with 40+ years of industry heritage, we deliver professional rubber formulation, precision mold development and customized sealing design solutions for industrial silicone and rubber products.
We hold ISO 9001, IATF 16949 certifications. All food grade silicone, medical and automotive rubber products fully comply withFDA, LFGB, RoHS standards, meeting global industrial application requirements.
Equipped with imported CNC production equipment and professional testing instruments, we provide high precision rubber silicone parts with strict tolerance control, serving high-end precision industrial equipment manufacturing.
Professional customization of rubber seals, damping parts, silicone waterproof components and precision accessories for automotive, medical, electronics, home appliance and baby products. Support OEM ODM mass production.
Implement strict full-process quality control from raw materials to finished goods. Our standardized inspection system ensureslow defect rate, consistent quality and reliable mass production for global high-end clients.
We provide integrated one-stop services including silicone rubber product R&D, mold making, mass production and after-sales support. Fast response and stable worldwide delivery for global buyers.

Understand the industry we serve

  We specialize in custom rubber products. Every item is fully inspected from raw materials to finished goods under standardized quality systems. Our advanced technology and reliable quality win wide trust from customers.
Since
48 Hours Solve customer problems
staff
24 Hours Respond to customer

Expert Engineering Team

Facing technical challenges such as sealing failure, insufficient shock absorption and poor dimensional accuracy under complex working conditions, our professional engineers offer one-on-one technical communication for each project. Drawing on 40 years of industry expertise, we customize rubber compound formulas, optimize mold structures and upgrade production processes to deliver tailored elastomer solutions.
Mu Xiaohui | General Manager
With 25 years of in-depth experience in rubber product industry, I oversee new product development and overall project coordination. Fully manage factory operation, quality control and order delivery, and efficiently launch mass production for all custom rubber product projects.
He Fenghua|Technical Supervisor
I basted 20 years of R&D experience in precision rubber molds and manufacturing processes, we specialize in process optimization for custom rubber parts. Expert in troubleshooting mass production technical bottlenecks, lead teams to establish standardized production workflows, and deliver robust technical support for stable, high-quality mass manufacturing of rubber products.
He Yanxin | Formula R&D Engineer
With 30 years of experience in rubber industry, I integrate formula design, rubber mixing and laboratory physical & chemical testing. Proficient in custom compound formulation of all specialty rubber mixing technology. Optimize rubber compound ratios per application requirements and solve mass production issues on molding, weather resistance and tensile strength. Independently conduct formula trials, pilot tests and finished product performance verification, familiar with full laboratory testing standards. Control the whole process from compound development to product test for stable mass production of custom rubber goods.
Zhang Chaolai | Production Supervisor
Oversee full production management of rubber compression vulcanization workshop and finished product packaging workshop. Arrange team shifts and production schedules rationally, coordinate seamless connection of working procedures, control production capacity, product yield and 6S on-site standardized management to ensure stable mass delivery of custom rubber products.
Chen Bin | Quality Team Leader
Take charge of full-process quality control for rubber products, including incoming raw material inspection, in-process patrol test and finished product physical property testing. Conduct tests on dimensional tolerance, compression set, oil resistance and aging resistance in accordance with ASTM standards. Identify production defects rapidly and formulate corrective measures, establish standardized quality control procedures to lift the pass rate of custom rubber seals and maintain consistent mass production quality.
Xu Qiuliang | PE Engineer
As a PE Engineer for custom rubber products, I specialize in molding and extrusion processes for all specialty rubbers. I formulate mass production solutions based on client working conditions and optimize mold designs and vulcanization parameters. Experienced in resolving mass production defects including dimensional deviation, poor oil resistance and high compression set. I deliver smooth sample-to-production transition, establish standardized manufacturing procedures and maintain stable quality for custom rubber seals.
Shen Huajian | Sample Development Engineer
I specialize in 20 years of sample developent experience, I Skilled in formulating special rubber compounds,covering the full workflow of mixing and compression molding vulcanization. I follow ASTM standards to customize sampling solutions based on actual working conditions and optimize product performance with test data. Specialized in rubber seal failure analysis to enhance oil resistance, aging resistance and compression set, and complete smooth process conversion from prototype samples to mass production..
Lai Yihan | Molding Process Specialist
I skilled in operating and calibrating all rubber compression vulcanizing equipment, fully complying with molding standards for custom rubber products. Precisely adjust vulcanization temperature, pressure and time, strictly control surface finish and dimensional tolerance. Rapidly locate and fix molding defects such as bubbles, flash and deformation on site. Manage semi-finished rubber quality throughout the process to ensure consistent appearance and physical performance of custom rubber seals per batch.
Lu Yongchun | Molding Process Specialist
I have 10 years of hands-on rubber compression molding experience, proficient in calibrating all types of vulcanization machines and standardized molding procedures for custom rubber parts. Strictly monitor vulcanization indexes and dimensional accuracy to minimize production defects and stabilize yield rate. Awarded Annual Excellent Employee multiple times, serving as core technical backbone for mass production of custom rubber products.
Mu Lianpan | Molding Process Specialist
With 15 years of in-depth experience in rubber molding commissioning, mastering full procedures of machine installation, parameter tuning and trial production for all vulcanization equipment. Adaptable to multi-material custom rubber goods including NBR, EPDM and silicone. Adopt strict standards to control vulcanization crafts and dimensional tolerance, reduce reject rate at source and guarantee high-standard semi-finished rubber quality for every batch.
You Zebing | Molding Process Specialist
With 15 years of frontline experience in custom rubber molding commissioning, expert in parameter tuning and mass production management of various vulcanization equipment. Reliable and rigorous in operation, capable of steady mass molding of rubber seals. Precisely control all vulcanization indicators to cut process abnormalities, deliver qualified semi-finished products continuously and support efficient team mass delivery.
50+

Sold to 50+ countries worldwide

45
Monthly production output reaches 45 tons

3500+

Factory 3500+ square meters

About our company

Shun Tai Precision Rubber(Shenzhen)Co.,Ltd
Founded in 1986, Shun Tai Precision Rubber (Shenzhen) Co., Ltd. is a precision rubber products solutions manufacturer with 40 years of manufacturing experience.
We specialize in custom rubber components for medical devices, household appliances, electronic products, automobiles and toys. With refined process control, a strict quality assurance system and visual management for seamless collaboration, we ensure consistent stability and reliability in every batch.
Our factory covers 3,500 square meters with over 100 professional staff, delivering a monthly production capacity of 45 tons. We have obtained ISO9001:2015 and IATF16949:2016 certifications, and all products meet RoHS, REACH and FDA standards. Our products are exported to Europe, America and Asia, including Italy, Germany, the USA and other markets.

Adhering to the core principle of ""Customer First, Quality First"", we are committed to scientific management and continuous improvement, providing global clients with one-stop precision rubber solutions featuring stable supply, quality assurance and on-time delivery.

news

Here are the latest news about our company and industry. Read these posts to get more information about the products and the industry and thus get inspiration for your project.
Shuntai Precision Rubber (Shenzhen) Co., Ltd. Exhibits at Rubber Tech China 2026
LT‑RUBBER attended Rubber Tech China 2026 at Shanghai New International Expo Centre (Booth N3C779). Explore our custom precision rubber & silicone components for automotive, new energy, medical and electronics industries.
2026 09 18
What Is Rubber Vulcanization? The Key Process That Determines Rubber Quality
What is rubber vulcanization? Learn how cross‑linking chemistry shapes rubber strength, elasticity & service life. Explore curing methods, under/over‑vulcanization risks & tips for sourcing quality custom rubber seals, gaskets and molded parts.
2026 09 18
Silicone vs FKM vs NBR vs EPDM: A Practical Guide to Choosing the Right Rubber Material
Compare silicone, FKM, NBR & EPDM by temperature, oil & weather resistance. Includes a real automotive NVH damper case with full spec data.
2026 09 11

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shero@lt-rubber.com
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We are the manufacturer with advanced technology, high quality products and good reputation among our clients.
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Unit 201# Plant, Jun Zi Bu, No 10. LaoWei Industrial Area, GuanLan Street LongHua District, ShenZhen, 518110 China
Contact Person: SHERO YAO
Contact Number: +86 13826265687
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