Our Mold Portfolio
PRODUCTS

Automotive Headlamp Mold

As a professional automotive headlamp mold manufacturer, we provide high-precision mold solutions for modern vehicle front lighting systems. Headlamps...
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Tail Lights Mold

We provide specialized automotive tail light mold solutions focusing on rear position lighting and visual styling. Tail lights play an essential role ...
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High Mount Stop Lamp (HMSL) Mold

High Mount Stop Lamps (HMSL) are critical safety components designed to provide clear and immediate braking signals to following vehicles. Positioned ...
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Fog Lights Mold

Automotive fog lights are designed to improve visibility in fog, rain, and low-visibility conditions, helping drivers better recognize road boundaries...
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Retro Reflector Mold

Automotive reflex reflectors are passive safety components that enhance vehicle visibility by reflecting external light sources, especially at night o...
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Why Us
We specialize in the design and manufacturing of two-shot molds, multi-color molds, and overmolding molds, delivering reliable, production-ready solutions for complex, multi-material plastic components.With deep know-how in multi-shot mold structure design, material compatibility, and process control, we ensure excellent color separation, strong material bonding, and consistent high-quality appearance.
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Why Us
We have been dedicated to the niche field of automotive lighting molds since 2013, accumulating profound technical and process know-how. From optical lenses and thick-wall light guides to complex dual/tri-color molds, we deeply understand the optical regulations, appearance requirements, and automotive-grade quality standards, ensuring our mold solutions precisely meet end-product needs.
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Why Us
The company holds over 30 patents and has been recognized as a National High-Tech Enterprise. We have established an automotive industry quality management system that complies with IATF 16949 standards and incorporates ISO 9001 standards. From steel traceability and machining precision control to coordinate measuring machine (CMM) inspection, we implement standardized and traceable management throughout the entire process of design, procurement, production, and inspection to ensure that each mold has high reliability, long service life, and stability.
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Why Us
We have invested in dozens of high-precision CNC, EDM, and dual-color injection molding machines from brands including Japan's MAZAK, Korea's DOOSAN, and Taiwan's UNION. This powerful equipment cluster not only supports an annual capacity of approximately 200 sets of molds but also guarantees ultra-high machining precision and consistency, especially excelling in the manufacturing of large, complex molds with high optical requirements.
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Why Us
Our molds have been widely adopted in multiple vehicle models by mainstream automotive brands such as BYD, Geely, SAIC, GM, Dongfeng, and Changan. This rich repository of market-proven project experience enables us to foresee and mitigate common design and production risks in advance, providing efficient and reliable assurance for our customers' project success.
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Why Us
We provide more than just molds; we offer a one-stop system engineering service covering DFM analysis, mold flow/optical simulation, mold design, precision manufacturing, trial molding, debugging, and even low-volume injection molding. This integrated service model significantly shortens customers' development cycles, optimizes product and mold design, achieving the optimal balance of cost, quality, and delivery time.
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Industry-Leading Expertise in Two-Shot, Multi-Color & Overmolding Molds

Focus on Automotive Lighting Molds

End-to-End Automotive Quality System

Advanced Precision Manufacturing Equipment Cluster

Proven Experience Serving Major OEMs

System Engineering Capability from Design to Molding

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WHO WE ARE
Founded in 2013, Taizhou Renxin Mould Co., Ltd. is a high-tech enterprise specializing in the R&D and manufacturing of automotive lighting molds and related products. With strong in-house R&D capabilities, the company holds over 30 patents and has been officially recognized by the government as a National High-Tech Enterprise.

Guided by the principles of integrity and win-win cooperation, Renxin drives development through scientific research and innovation. The company provides customers with end-to-end, value-added services, including design, mold manufacturing, project management, injection molding, and assembly—consistently delivering efficient, optimized, and reliable solutions.
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Capabilities
Mold Engineering Process
We boast a professional design team, advanced CNC machining equipment, and a comprehensive inspection system, capable of handling complex optical products such as automotive lighting molds, dual- and tri-color molds, lenses, and light guides.