1. The unique design of three-way eccentric makes no friction transmission between sealing faces, extending the service life of the valve.

2. Elastic seal is generated by torque.

3. The ingenious wedge design enables the valve to have the automatic sealing function of tightening as it closes, and there is compensation and zero leakage between sealing surfaces.

4. Small size, light weight, light operation and easy installation.

5. Pneumatic and electric devices can be configured according to user requirements to meet the needs of remote control and program control.

6. The replaced parts can be made of materials suitable for various media and can be lined for anti-corrosion.

7. Diversified continuous structure: butt clamp, flange and butt welding.