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Precision Engineered for Excellence

Shanghai Zeli Precision Industry Co., Ltd. delivers high-precision plastic components and advanced molding solutions for automotive, industrial, medical, and consumer applications. With over 20 years of expertise, we serve global clients with innovation, quality, and reliability.

Precision Gear Components

About Zeli Precision

Founded in 2003, Zeli Precision Industry has grown into a trusted global partner for high-precision thermoplastic components and tooling development.

Zeli Workshop

Two Decades of Innovation & Growth

In 2023, Zeli celebrated its 20th anniversary. From just 5 employees and a few machines, we’ve grown to nearly 200 employees and hundreds of advanced manufacturing units. Our journey reflects a commitment to technology-driven excellence and customer-centric service.

We specialize in DFM analysis, tooling development, mass production, and complete assembly services. Our precision plastic components are widely used in automotive systems, industrial machinery, medical devices, and household electronics.

  • 20+ Years of R&D Experience
  • Global Service Network
  • ISO-Certified Quality Standards
  • End-to-End Engineering Support

Our Product Range

Precision-engineered components for diverse industries and applications.

Precision Gears

Precision Gears

High-tolerance plastic gears for automotive and industrial applications. Optimized for low noise, high torque, and long service life.

PEEK Parts

PEEK Components

High-performance PEEK (Polyetheretherketone) parts for extreme environments. Resistant to heat, chemicals, and wear.

Medical Components

Medical Components

ISO-compliant plastic parts for medical devices. Cleanroom production, biocompatible materials, and strict quality control.

LSR Products

LSR Molding

Liquid Silicone Rubber (LSR) injection molding for soft-touch, flexible, and durable components used in healthcare and electronics.

Insert Molding

Insert Molding

Overmolding plastic onto metal inserts for strong, integrated components. Ideal for connectors, sensors, and structural parts.

Connectors

Electrical Connectors

High-precision plastic connectors for electronics and automotive systems. Designed for reliability, signal integrity, and durability.

Precision Parts

Custom Precision Parts

Tailored plastic components for complex mechanisms. CNC-machined or injection molded with micron-level accuracy.

Gear Systems

Gear Systems

Complete gear assemblies and transmission components. Designed for smooth operation and high efficiency in dynamic environments.

Advanced Manufacturing Capabilities

Injection Molding

High-speed, high-precision injection molding with cleanroom options and real-time monitoring.

CNC Machining

Multi-axis CNC machining for prototypes and low-volume precision parts with tight tolerances.

EDM & Wire Cutting

Electrical Discharge Machining and wire cutting for complex mold geometries and fine details.

DFM & Tooling

Design for Manufacturing analysis and custom mold development for optimal production efficiency.

20+
Years in Business
200+
Employees
100+
Global Clients
500+
Mold Projects

Latest News

June 30, 2024

Zeli Attends INTERMOLD Nagoya 2024 in Japan

From June 26th to 28th, 2024, the ZELI team participated in the INTERMOLD NAGOYA 2024 exhibition. Nagoya, the origin base of TOYOTA, attracted highly professional visitors who showed strong interest in Zeli's gear products. Many customers left business cards and expressed intent for further communication.

June 28, 2024

Zeli at MANUFACTURING EXPO 2024 in Thailand

From June 19th to 22nd, 2024, ZELI attended the Thailand International Plastics Exhibition in Bangkok. The exhibition drew professional visitors who were highly interested in Zeli’s gear products. Numerous potential clients initiated contact for future collaboration.

October 7, 2023

Zeli Celebrates 20th Anniversary

In 2023, Zeli held a celebration marking its 20th anniversary. The three shareholders reflected on two decades of growth—from 5 employees to nearly 200, and from a few machines to hundreds of advanced equipment units. Zeli remains committed to technology-driven innovation and superior customer service.

Get in Touch

Reach out to Zeli Precision Industry for inquiries, collaborations, or technical support.

Shanghai Office: NO.566 Maoting Road, Songjiang District, Shanghai, China

Phone: +86 021-54398051

Email: [email protected], [email protected]

Stuttgart Office: Sally-Wiest-Straße 26, 70439 Stuttgart, Germany

Phone: +49 15150866121

Email: [email protected]

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