At the forefront of luxury bath design
At the forefront of luxury bathroom development
banner3
Dedicated in Valve Automation Solution
Rotary & Linear, Pneumatic & Hydraulic
Brand Quality Service

PST Partial Stroke Testing

PST Partial Stroke Testing is a very good safety measure that can set periodic partial stroke action tests to ensure the normal operation of the control valve.
learn more
Zero Touch Solutions

Fire Protection System

Bigtork® actuators and control systems can be customized with flexible fire-resistant covers, metal fire-resistant covers, and other fire-resistant solutions to work in fire or extremely high temperature environments.
learn more

Why Choose Us

  • Stable Quality
    Proven Experience
    Founded in 2006, BIGTORK has built extensive experience in the design and manufacture of pneumatic and hydraulic valve actuators. Since 2011, we have supported valve automation projects in domestic and international markets, serving a wide range of industrial applications.
  • Engineering Expertise
    Our engineering team supports actuator sizing, configuration and application engineering for both standard and project-specific requirements. Proprietary sizing tools help ensure accurate actuator selection, while technical support is available throughout project execution and the product lifecycle.
  • Manufacturing Capacity
    BIGTORK operates four dedicated actuator production lines with an annual production capacity of approximately 60,000 units. Advanced CNC machining centres and CNC lathes support efficient production, dimensional accuracy and consistent product quality.
  • Quality Assurance
    Quality is controlled throughout material inspection, machining, assembly and final testing. Critical components are sourced from qualified suppliers, and every actuator undergoes final inspection and functional testing before delivery. Test documentation can be provided in accordance with project requirements.
  • Lifecycle Support
    From actuator selection and project configuration to manufacturing, testing and after-sales support, BIGTORK works with customers throughout the equipment lifecycle. Our engineering and service teams provide responsive support to help ensure reliable actuator operation and efficient project execution.
  • OEM and ODM service
    Global Project Experience
    BIGTORK has supported valve manufacturers, engineering companies and industrial customers across international markets. Experience gained from oil & gas and industrial valve automation projects enables us to respond to diverse application requirements and demanding operating conditions.
Our Honor
Honor1
Honor1
Honor1
Honor1
Honor2
Honor3
Honor4
Honor5
Honor5
about us
ABOUT BIGTORK

Proven Actuation forCritical Flow Control

  • Pneumatic and hydraulic actuation solutions engineeredforreliable valve operation in oil & gas and industrialapplications.
  • icon
    Since 2006

    Actuation Expertise

  • icon
    20,000 m²

    Manufacturing Facility

  • icon
    60,000

    Actuators / Year

Popular Products

Actuator with Bevel Gear Manual Override

Actuator with Bevel Gear Manual Override

Built around a heavy-duty scotch yoke transmission and
read more
ZSS300 Pneumatic Linear Actuator

ZSS300 Pneumatic Linear Actuator

The ZSS300 is a single-cylinder, air-to-open pneumatic
read more
P350 Double-Acting Scotch Yoke Actuator

P350 Double-Acting Scotch Yoke Actuator

This scotch yoke pneumatic actuator adopts a high-output
read more
Pneumatic Actuator WithBall Valve

Pneumatic Actuator WithBall Valve

This is a rack-and-pinion pneumatic actuator designed for
read more
Latest News
News Center
BIGTORK Successfully Completes ADNOC Pre-Qualification For Pneumatic And Hydraulic Actuators
Aug 10, 2026
BIGTORK Successfully Completes ADNOC Pre-Qualification For Pneumatic And Hydraulic Actuators
Zhejiang BIGTORK Valve Automation Co., Ltd. has successfully completed the ADNOC supplier pre-qualification process f...
read more
BIGTORK Secures ADNOC Qualified Supplier Status
Jul 28, 2026
BIGTORK Secures ADNOC Qualified Supplier Status
BIGTORK has successfully joined the ADNOC supplier network, marking an important milestone in its expansion across th...
read more
BIGTORK To Exhibit At OGU 2026 in Tashkent On May 12–14
Apr 25, 2026
BIGTORK To Exhibit At OGU 2026 in Tashkent On May 12–14
BIGTORK is pleased to announce its participation in OGU 2026 — the 28th Uzbekistan International Oil & Gas Exhibition...
read more
20~24 900LB API6DX ZSOR SPECIAL ACTUATORS FOR ORBIT BALL VALVE -BIGTORK VALVE AUTOMATION
Mar 14, 2026
20~24 900LB API6DX ZSOR SPECIAL ACTUATORS FOR ORBIT BALL VALVE -BIGTORK VALVE AUTOMATION
20"~24" 900LB API6DX ZSOR SPECIAL ACTUATORS FOR ORBIT BALL VALVE -BIGTORK VALVE AUTOMATION -- ZSOR special ...
read more
Service
On-sales manufacturing, inspection and on-time delivery
contact us