1. The design and manufacture of the product meet foreign requirements, with reliable sealing and excellent performance.

2. Compact and reasonable structure design, beautiful appearance.

3. Wedge type elastic ram structure is adopted, and medium and large diameter rolling bearings are set, which makes it easy to open and close.

4. The valve body materials are complete, and the packing and gasket are reasonably selected according to the actual working conditions or user requirements, which can be applicable to various pressure, temperature and medium working conditions.

5. Various domestic and foreign piping flange standards and flange sealing surface types are adopted to meet various engineering needs and user requirements.