The main feature of the two-piece high platform ball valve is its compact structure, low fluid resistance, and the full-diameter ball valve basically has no flow resistance. It can be installed directly with electric and pneumatic. Reliable seal, simple structure, small size, lightweight, convenient maintenance, sealing surface and spherical surface are often closed, not easy to be eroded by the medium, easy to operate and maintain, suitable for general working media such as water, solvent, acid and natural gas, and It is also suitable for media with harsh working conditions, such as oxygen, hydrogen peroxide, methane and ethylene, etc., and is widely used in various industries