Services

🏭 Our Services

End-to-End Injection Molding & Mold Manufacturing Solutions. From prototype to mass production, we deliver comprehensive services with ISO-certified quality and competitive pricing.

🎯 Why Choose Tuohai Tech

Zhengzhou Tuohai Technology Co., Ltd. delivers comprehensive injection molding and mold manufacturing services with over 25 years of expertise. Our 30,000 sqm facility houses 200+ skilled professionals serving automotive, medical, electronics, and industrial sectors worldwide.

💡 Key Advantage: 30-50% cost savings vs. Western manufacturers without compromising quality.

Core Capabilities at a Glance

🔧 Core Services

🎯 Custom Injection Molding

Tailored solutions from prototype to mass production with 100+ material grades including ABS, PP, PC, PA, PEEK, and engineered resins.

• Shot Capacity: 30g to 5,000g
• Tolerance: ±0.01mm to ±0.05mm
• Materials: Thermoplastics, elastomers, LSR
• Surface Finishes: High-gloss, matte, texture, soft-touch

⚙️ Mold Manufacturing

Precision mold design using advanced CNC, EDM, and wire-cut machining. Mold bases from DME, HASCO, or custom specifications.

• Mold Size: Up to 2,000 × 1,500mm
• Mold Life: 500K to 5M+ shots
• Lead Time: Prototype 7-15 days, Production 20-35 days
• Steel Types: P20, H13, S136, NAK80, premium grades

📐 DFM Support

Comprehensive Design for Manufacturability analysis to optimize part design, reduce costs, and eliminate production issues early.

• Mold flow analysis (Moldflow, Moldex3D)
• Wall thickness optimization
• Gate location recommendations
• Cooling system design
• Undercut reduction strategies

🔄 Turnkey Service

Complete product realization from concept to delivery. We manage design, prototyping, production, quality inspection, and logistics.

• Single point of contact
• Integrated project management
• Global shipping arrangements
• After-sales support

✅ Quality Control

Rigorous QA using CMM, optical measurement, and functional testing. Full traceability from raw material to finished product.

• CMM inspection (±0.002mm accuracy)
• First article inspection (FAI)
• Material certifications
• In-process quality checks
• Final outgoing inspection

🔨 Post-Processing

Secondary operations including trimming, ultrasonic welding, pad printing, spray painting, and complete assembly services.

• Ultrasonic & vibration welding
• Pad & screen printing
• Spray painting & coating
• Assembly & packaging

📊 Service Capabilities

🏭 Material Expertise

We work with over 100 material grades from commodity plastics to high-performance engineered resins.

Material Categories

• Commodity: PP, PE, PS, ABS, PVC – Cost-effective for high-volume applications
• Engineering: PC, PA6, PA66, POM, PBT, PET – Enhanced mechanical properties
• High-Performance: PEEK, PEI, PPS, LCP – Extreme temperature and chemical resistance
• Elastomers: TPE, TPU, TPV, Silicone (LSR) – Flexible and soft-touch components

💡 Service Benefits

🚀 Start Your Project Today!

Ready to start your injection molding project? Get a free DFM analysis and competitive quote within 48 hours.