Injection Mold Solutions - The Perfect Blend of Mold Precision and Product Quality
Delivering Superior Optical Design, Manufacturing, and Surface Treatment Services for Precision Injection Mold Manufacturers
In the competitive manufacturing industry, high-quality injection molds are the critical foundation for producing precision plastic products. From consumer electronics housings to automotive interior components, from medical device assemblies to precision industrial parts, mold surface quality and accuracy directly determine the performance and aesthetics of the final product. With 17 years of precision optical and mold manufacturing experience, YISHUN Optical provides comprehensive solutions for the injection mold industry, helping your molds achieve higher precision, longer service life, and superior product quality.
Are you facing these injection mold industry challenges?
- Surface treatment challenges for molds requiring high gloss and transparency
- Precision machining needs for complex curved mold surfaces
- Requirements for improved mold wear resistance and service life
- Pressure to balance high precision with production efficiency
- Ultra-precision machining demands for micro-structure molds
YISHUN Optical combines advanced technology with rich experience to provide professional optical design, precision manufacturing, and surface treatment solutions for injection mold manufacturers, helping you stand out in the competition.

Our Specialized Injection Mold Solutions

Optical Mold Design - The Foundation of Injection Product Visual Effects
In high-end injection molded products, visual effects and surface quality directly relate to user experience. YISHUN Optical’s optical mold design services provide for the injection molding industry:
- High-Gloss Mold Design: Developing precision mold designs for products requiring mirror effects, such as consumer electronics housings, cosmetic packaging, and premium automotive components.
- Transparent Component Mold Design: Designing precision molds for transparent plastic products, such as LED light covers, optical lenses, and display screen protectors.
- Texture and Pattern Mold Design: Developing mold designs with specific textures, logos, or micro-structures, enhancing product aesthetics and functionality.
- Multi-Cavity Mold Optimization Design: Optimizing multi-cavity mold structure designs, ensuring product consistency and production efficiency.
Our design team employs advanced CAD/CAM technologies and mold flow analysis software to ensure each mold design not only meets product appearance requirements but also optimizes production cycles and cost-effectiveness.
Optical Mold Manufacturing - Achieving Perfect Surfaces for Injection Products
The surface quality of injection molded products directly depends on the manufacturing precision of the mold. YISHUN Optical’s optical mold manufacturing services ensure:
- Mirror-Surface Mold Processing: Our ultra-precision machining techniques can create mold surfaces with roughness as low as Ra 0.008μm, providing perfect mirror effects for injection products.
- Carbide Mold Processing: Precision machining of wear-resistant mold materials, extending mold service life, suitable for high-volume production.
- Complex Curved Surface Precision Machining: Our multi-axis CNC systems can precisely machine complex three-dimensional surfaces, meeting modern product design requirements.
- Micro-Structure Mold Manufacturing: Processing micron-level fine structures, such as micro-lens arrays, diffraction patterns, and functional micro-structures.
Our optical mold manufacturing provides injection mold manufacturers with significant advantages, including higher product surface quality, longer mold life, and lower maintenance costs.


Optical Polishing & Lapping Services - Ultimate Surface Treatment for Injection Molds
For high-end injection molds requiring perfect surface quality, YISHUN Optical’s specialized polishing and lapping services are essential:
- Mirror Polishing Treatment: Providing the highest level of mirror polishing for injection molds, with surface roughness reaching Ra 1 nm, ensuring maximum product surface gloss.
- Precision Cavity Lapping: Ensuring precise dimensions and perfect surfaces of mold cavities, reducing product defects and post-processing requirements.
- Textured Surface Treatment: Creating surface treatments with specific gloss levels and tactile feel, such as matte, frosted, or special tactile effects.
- Wear-Resistant Surface Optimization: Enhancing mold surface wear resistance and service life through special polishing and surface treatment techniques.
Our polishing techniques achieve nano-level precision, ensuring your injection molds can produce the highest quality plastic products while extending the mold’s service cycle.
Ultra Precision Machining Service - Precision Core Components for Injection Molds
Modern high-end injection molds require various ultra-precision functional parts. YISHUN Optical’s ultra precision machining services meet these stringent requirements:
- Precision Mold Cores and Inserts: Manufacturing high-accuracy mold core components, ensuring precise product dimensions and surface quality.
- Sliders and Ejector Systems: Machining precision mold motion components, ensuring mold operation reliability and consistency.
- Cooling System Components: Fabricating optimized cooling channels and components, improving production efficiency and product quality.
- Precision Guidance Mechanisms: Machining high-precision guide pillars, bushings, and positioning components, ensuring precise mold alignment.
Our ultra-precision CNC machining capabilities can achieve tolerances as tight as ±0.0005″, meeting the precision requirements of the highest-end injection molds.

Injection Mold Industry Applications
YISHUN Optical’s comprehensive optical and precision machining solutions have proven their value in various injection molding applications

Consumer Electronics Product Molds
Modern electronic devices require high-quality appearance components:
- Smartphone and tablet housing molds
- Wearable device precision component molds
- Household appliance transparent window and display panel molds
- Electronic product internal structural component molds

Automotive Interior and Exterior Molds
The automotive industry has strict quality requirements for plastic components:
- High-gloss dashboard and interior panel molds
- Automotive lighting system transparent component molds
- Precision connector and functional component molds
- Appearance decoration and emblem molds

Medical Device Component Moldss
The medical industry requires high-precision and high-reliability plastic parts:
- Transparent medical device housing molds
- Precision medical connector and fluid device molds
- Biocompatible medical component molds
- Microfluidic systems and diagnostic device molds

Optical and Lighting Product Molds
The lighting and optical industries rely on high-quality molds:
- LED light covers and optical diffuser molds
- Optical lens and focusing lens molds
- Lighting reflector and light guide plate molds
- Optical sensor component molds
Our Injection Mold Industry Advantages
Comprehensive Mold Solutions
YISHUN Optical provides one-stop services from design to manufacturing:
- Professional mold design and optical analysis
- High-precision mold core and cavity machining
- Advanced surface treatment and polishing technologies
- Complete mold testing and validation
Material Expertise
We possess specialized techniques for handling various mold materials:
- Carbide and specialty steel processing
- Wear-resistant material surface treatment
- Special coating application experience
- Material performance optimization capabilities
Precision and Consistency
We are committed to delivering precision solutions that meet high-end injection mold requirements:
- Nano-level surface precision
- Micron-level dimensional tolerances
- Consistency assurance for batch molds
- Advanced measurement and verification systems
Mold Life Optimization
Our services significantly extend mold service life:
- High wear-resistant surface treatments
- Optimized mold structure design
- Preventive maintenance recommendations
- Mold refurbishment and repair services
Benefits of Partnering with YISHUN Optical
Enhanced Product Quality
Our high-precision molds directly improve the surface quality and accuracy of your injection molded products, enhancing product competitiveness.
Reduced Production Costs
While the initial investment for high-quality molds is higher, by extending mold life, reducing product defects, and shortening production cycles, we significantly lower long-term production costs.
Accelerated Time to Market
Our efficient design and manufacturing processes help you accelerate mold development, shorten product time to market, and gain a competitive edge.
Enabled Innovation
Our technical expertise enables you to implement more innovative product designs, including complex curves, fine structures, and high-quality surface effects.
Get Started with Your Optical Mold Design
Ready to elevate your optical projects with precision-engineered molds? Contact Yishun Optical today to discuss your requirements. Our team is dedicated to providing customized solutions that bring your optical vision to life.