ISO 9001 Certified Factory · Specializing in Compression Molding & LSR Liquid Silicone Rubber Injection Molding · Silicone Products & Special Rubber/Silicone Materials & Waterproof Seals/Anti-Vibration Pads · ISO 9001 Certified Factory · Specializing in Compression Molding & LSR Liquid Silicone Rubber Injection Molding · Silicone Products & Special Rubber/Silicone Materials & Waterproof Seals/Anti-Vibration Pads ·
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About Jun-Hsiang

Founded in 1991, Jun-Hsiang is a premier custom silicone and rubber molding manufacturer in Taiwan, with over 30 years of tooling experience and expertise.

Jun-Hsiang Enterprise Co., Ltd. was established on August 1, 1991, as a domestic factory specialized in silicone and rubber custom molding. Our main services include Compression Molding, solid silicone molding, and LSR Liquid Silicone Rubber injection molding.

Our molded products span silicone keypads, waterproof seals, O-rings, overmolding, silicone-to-metal bonding, adhesive rubber pads/feet, silicone sheets, automotive parts, electronic components, medical silicone, shock-absorbing rubber, and specialty rubber formulations. Upholding professionalism, prompt quoting, and outstanding quality is our promise to clients!

1991 Established Year
30+ Years of Tooling & OEM Experience
ISO 9001 Quality Certification
100% Quality & Satisfaction Guarantee
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Expertise

Over 30 years of tooling experience, with comprehensive capabilities in compression molding, solid molding, and LSR injection to satisfy diverse precision demands.

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Complete Production Lines

From mold design to finished product delivery, we offer one-stop manufacturing services in compression molding, solid silicone molding, and LSR injection molding.

Quality Assurance

ISO 9001 certified. We adhere to the "Three No's" principle: Do not produce, do not accept, and do not release defective products.

Company History

1991

Chairman Mr. Qi-Long Xu founded Jun-Hsiang Enterprise in Xinzhuang, specializing in custom rubber manufacturing.

1993

Added vacuum compression molding machines, primarily producing various keypads and sealing gaskets.

1999

Due to rapid business growth, the factory was relocated to Xinshu Road, Xinzhuang District to expand production lines.

2001

Entered the sporting goods sector, mass-producing high-quality swim goggles, straps, and protective silicone gear.

2010

Successfully mass-produced medical-grade silicone keyboards, exporting to Europe and North America, entering international medical device supply chains.

2012

To meet the smartphone boom, we mass-produced precision mobile silicone/rubber components and dust-proof parts.

2016

Invested in R&D and mass production of key silicone and rubber seals for electric scooters, expanding into the new energy market.

2017

Obtained ISO 9001:2015 Quality Management System certification, implementing high-standard quality control.

2018

Expanded the factory, introduced LSR liquid silicone injection molding technology, and added smart QC equipment such as a 2.5D projector, force-displacement tester, and life tester.

2020

Upgraded and expanded the factory, implementing automated processes and smart QC systems to continually boost competitiveness.

2024

Continued refining technology, accumulating over 1,000+ custom projects, serving renowned domestic and international corporations.

Business Philosophy

Friend

Clients as Partners

We have positioned every client as a partner since day one. By engaging in upfront engineering and design discussions, providing prompt and competitive quotes, and delivering on-time trials and production, we strive to be your most reliable partner.

Honest

Unwavering Integrity

This represents the character of our company and is the rule we live by. We do not make promises lightly, but once made, we spare no effort and cost to fulfill them.

Profession

Silicone & Rubber Expertise

Our core business is silicone and rubber manufacturing. We focus on compression molding and LSR injection technologies, bringing professional services to our clients while continually upgrading our capabilities.

Quality

Quality Assurance

We adhere to the principle of not producing, not accepting, and not releasing defective products, aiming for ultimate quality, extreme efficiency, and continuous improvement.

From Tooling to Finished Products

Click to watch 3D/2D mechanical simulations and process details. Witness our precision manufacturing first-hand.

Advanced Production & QC Equipment

Equipped with Chuan-Lien precision LSR injection machines and 2.5D measurement projectors to safeguard capacity and quality.

Chuan-Lien LSR Liquid Silicone Rubber Injection Molding Machine

Chuan-Lien LSR Liquid Silicone Rubber Injection Molding Machine

Utilizing an precision injection control system from domestic manufacturer Chuan-Lien, suitable for high-precision silicone parts with stable quality and high efficiency.

2.5D Optical Measuring Projector

2.5D Optical Measuring Projector

Non-contact, high-precision 2D measurement to ensure dimensional tolerances are strictly controlled within customer specifications, guaranteeing zero defects.

Professional Manufacturing Process

From mold development to mass production, our one-stop professional services ensure the ultimate quality for every single part.

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R&D & Engineering

Material analysis & mold structure design

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Precision Tooling

Tool fabrication using high-precision CNC machinery

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Material Trial

Formulating material recipes and molding initial samples

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Mass Production

Automated LSR injection or solid compression molding

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Quality Control

100% visual inspection and dimensional verification

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Packaging & Delivery

Professional protective packaging and punctual delivery

Services & Technology

From compression molding to LSR injection, we provide a full range of silicone and rubber molding technical services.

Solid Silicone Compression Molding Technology

Solid Silicone Compression Molding Technology

A traditional and mature silicone molding technology, where solid silicone raw materials are heated and vulcanized in a mold using vacuum hot pressing. It is suitable for large-volume production and offers relatively low tooling costs, making it the preferred choice for mass production.

Our core capabilities focus on pure silicone/rubber products, overmolding, plastic-to-silicone bonding, metal-to-silicone bonding, and other diverse processes. Located in Xinzhuang District, New Taipei City, our factory offers professional, one-stop OEM/ODM manufacturing services for clients throughout Taiwan.

Compression Molding Mass Production Low Tooling Cost Silicone Keypads Waterproof Seals
LSR Liquid Silicone Rubber Injection Molding Technology

LSR Liquid Silicone Rubber Injection Molding Technology

To meet the market's high precision and quality requirements, Jun-Hsiang has introduced LSR Liquid Silicone Rubber injection molding technology. LSR technology is characterized by high precision, high automation, and excellent production efficiency.

This technology effectively addresses our clients' demands for high precision and is widely applicable to medical devices, electronic components, automotive parts, and other high-accuracy applications.

LSR Liquid Silicone High Precision High Automation Medical Grade Electronic Components

LSR Technology Highlights:

  • Core Process: Dual-component automated metering and mixing injection.
  • High Precision: Micron-level precision mold venting and injection, with tolerances controlled within ±0.02mm.
  • Material Advantages: Non-toxic, resistant to extreme temperatures, complying with medical-grade (USP Class VI) and food-grade (FDA) standards.
  • Overmolding: Professional overmolding / silicone-to-metal bonding with plastics, metals, and copper parts.

PRODUCTS

Products Realization

From silicone keypads to overmolded parts, our diverse range of custom products satisfies various industries.

Silicone to Aluminum Bonding

Silicone to Aluminum Bonding

Overmolding
Silicone to Iron Bonding

Silicone to Iron Bonding

Overmolding
Silicone to Copper Bonding

Silicone to Copper Bonding

Overmolding
Silicone to Plastic Overmolding

Silicone to Plastic Overmolding

Overmolding
Silicone to Glass Bonding

Silicone to Glass Bonding

Overmolding
Solid Gaskets & O-Rings

Solid Gaskets & O-Rings

Waterproof Seals
LSR Gaskets & O-Rings

LSR Gaskets & O-Rings

Waterproof Seals
Conductive Silicone Keypads

Conductive Silicone Keypads

Silicone Products
Silicone Swimming Gear

Silicone Swimming Gear

Silicone Products
Silicone Cases for 3C Devices

Silicone Cases for 3C Devices

Silicone Products
Adhesive Anti-Vibration Rubber Pads

Adhesive Anti-Vibration Rubber Pads

Silicone Products

Quality Certification

Adhering to the strictest standards to provide clients with the most stable and reliable products.

CERTIFIED ISO 9001
0+ Years of Experience
0% Product Yield Rate
0+ Customized Projects
0+ Valued Clients
🚫 Do not produce defective parts ─ Source control & optimized manufacturing processes
🚫 Do not accept defective materials ─ Strict incoming inspection to safeguard material quality
🚫 Do not release defective products ─ Comprehensive pre-shipment inspection for zero defects

Contact Us

Please feel free to call us or fill out the form, and we will get back to you as soon as possible.

Contact Information

No. 3, Lane 345, Xinshu Rd., Xinzhuang Dist., New Taipei City 242, Taiwan
(02) 2206-6968
Mon - Fri 08:00 - 17:00