About Changzheng

Industrial manufacturing partner for drive systems and heavy equipment.

Changzheng integrates industrial transmission technology and heavy equipment manufacturing, providing engineering-focused solutions for demanding industrial applications.

Changzheng manufacturing facility

Company Overview

Changzheng at a glance.

A concise view of our business structure, manufacturing capabilities and engineering background.

Who We Are

Shandong Changzheng Machinery Equipment Manufacturing Co., Ltd. is an industrial equipment manufacturer based in Zibo, Shandong, China. Since 2008, the company has developed around two core business areas: Drive Technology and Heavy Industry Equipment.

The Drive Technology division specializes in gear reducer and transmission system products. The division is a council member of the Reducer Branch of the China General Machinery Industry Association and cooperates with the School of Mechanical Engineering of Chongqing University through a Heavy-Duty Gear Transmission Research Center.

The Heavy Industry division manufactures equipment including rotary kilns, mills, drying and cooling equipment, conveying systems, separation equipment and dust collection systems for cement, mining, metallurgy, chemical processing and material handling applications.

Changzheng integrates engineering, machining, fabrication, assembly, inspection and testing capabilities. According to project requirements, material characteristics, capacity, operating conditions and installation constraints, the company can support equipment selection, drawing-based customization, non-standard design and project-specific configuration.

Established
2008
Location
Zibo, Shandong, China
Business Divisions
Drive Technology Heavy Industry Equipment
Engineering & Manufacturing
Engineering, Machining, Fabrication, Assembly, Inspection & Testing

Company Positioning

One company.
Two business divisions.

Two focused divisions define Changzheng's product and manufacturing scope.

Division 01 · Reducer Division

Drive Technology

Industrial transmission solutions for standard and application-specific drive requirements.

  • Gear Reducers
  • Gear Motors
  • Industrial Gearboxes
  • Customized Transmission Solutions
Division 02 · Equipment Division

Heavy Industry Equipment

Large-scale industrial equipment solutions for continuous process industries.

  • Rotary Kilns
  • Ball Mills
  • Drying Equipment
  • Conveying Systems

Manufacturing Process

From component processing to final inspection.

Our production workflow covers machining, heavy fabrication, equipment assembly and inspection before delivery.

Gear processing at Changzheng

Machining

Certifications

Quality & Reliability

Controlled processes support reliable manufacturing.

Certified management systems and continuous improvement support reliable manufacturing processes.

Patents & Innovation

03 Utility Model Patents
Utility Model Patent01 / 03
Patent line drawing of a reducer housing with heat dissipation fins

Reducer Housing Facilitating Heat Dissipation

Patent No.ZL 2024 2 1829757.7

Utility Model Patent02 / 03
Patent line drawing of a device for measuring gearbox output shaft runout

Device for Measuring Circular Runout of a Gearbox Output Shaft

Patent No.ZL 2024 2 1738440.2

Utility Model Patent03 / 03
Patent line drawing of a gear expansion shaft

A Gear Expansion Shaft

Patent No.ZL 2024 2 1704970.5

Why Changzheng

Built for long-term industrial partnership.

Long-term spare parts supply and technical support are available for ongoing projects and equipment service.

  1. 01

    Direct Manufacturer

    Better control of production, quality and delivery coordination.

  2. 02

    Custom Engineering

    Drawing-based customization, application-specific configurations and OEM support.

  3. 03

    Flexible Partnership

    Support for direct buyers, equipment manufacturers, distributors and trading partners.

  4. 04

    Manufacturing Since 2008

    Long-term experience in industrial transmission and heavy equipment manufacturing.

Looking for a reliable industrial manufacturing partner?

Talk with our engineering team about your application requirements.