1. the product structure is short in length, small in size and light in weight.

2. sealing valve can be selected according to different working conditions, soft sealing or hard sealing material, sealing performance is good.

3. horizontal or vertical pipes can be used for easy installation.

4. the disc closes quickly, and the water hammer pressure is small.

5. The material of the parts and the form and dimension of the valve end face can be reasonably selected according to the actual working conditions or the requirements of the users to meet various engineering needs.