Strive to Be #1 in Silicone Rubber Mold & Product Quality
Dongguan Tongsheng — your trusted OEM/ODM partner since 2014. From custom mold design to mass production, we deliver precision silicone products worldwide.
Quote within 24 hours · STP / IGS / PDF / 2D & 3D supported
Our Services
End-to-end manufacturing solutions from concept to delivery
Custom Mold Design
Precision CNC mold making with DFM analysis. Our in-house tooling team of 5 engineers ensures optimal mold design for your product specifications.
Rapid Prototyping
Fast turnaround sample production before mass manufacturing. Validate your design with functional prototypes in as fast as 3-5 business days.
Mass Production
High-volume compression molding and injection molding at scale. Consistent quality with strict SPC process control across every production run.
Product Showcase
Custom silicone rubber products across diverse industries
Baby Teethers & Toys
BPA-free silicone teethers, toothbrushes, and baby accessories.
Facial Cleansing Devices
Soft silicone facial cleansing brushes and beauty tools.
Kitchen & Bakeware
Food-grade silicone bowls, cake molds, and kitchen accessories.
Seals & Gaskets
Custom O-rings, gaskets, and precision sealing solutions.
Daily Necessities
Silicone products for daily use including breast patches, funnels, and coasters.
Electronics Accessories
E-cigarette parts, keyboard covers, phone cases, and speaker bases.
Technical Capabilities
Advanced manufacturing precision for demanding applications
Hardness Control
Precise Shore A hardness from 10A (ultra-soft) to 80A (firm). Custom durometer blending available.
10A – 80A Shore
Color Matching
Pantone and RAL color matching system. Translucent, opaque, and glow-in-the-dark options available.
Pantone · RAL · Custom
Material Grades
Certified material options for food contact, medical devices, and industrial applications.
Production Capacity
Modern factory with complete manufacturing infrastructure
sqm Factory Area
Skilled Employees
Engineers & Technicians
Years Experience
Factory Tour
Take a look inside our 2,000+ sqm modern manufacturing facility in Dongguan
Production Environment
Hydraulic Press Workshop
Compression Molding Area
Assembly & QC Line
Product Showroom
Packaging & Sorting
Finished Goods Storage
Production Equipment
CNC Mold Making
CNC Precision Cutting
Hydraulic Press Line
Compression Molding
Rubber Mixing Room
Rubber Mixing Machine
Cutting Machine
Testing Lab
2D Measuring System
Thickness Gauge
Digital Caliper
Hardness Tester
Certifications & Compliance
Factory-audited and certified to international standards
ISO 9001:2015
Quality Management System
FDA
U.S. Food & Drug Administration
LFGB
German Food Safety Standard
Sedex/BSCI
Ethical Trade & Social Audit
Why Choose Us
A manufacturing partner you can rely on
10+ Years Experience
Founded in 2014, with deep expertise in silicone rubber manufacturing serving global clients.
In-House Tooling
Complete CNC mold making capability with spark machines and hydraulic presses for faster turnaround.
One-Stop Service
From design consultation to packaging and logistics — everything under one roof.
Quality Assured
ISO 9001:2015 certified with complete testing lab — 2D measuring, hardness testing, and precision inspection.
Ready to Start Your Project?
Send us your 2D/3D drawings (STP/IGS/PDF) and get a detailed quote within 24 hours.