Brand Name: Our brand name is KOLINK. Our aim is to keep providing high quality products at reasonable price and we have absolute confidence to become one of the ball valve market leaders, we sincerely expect to cooperate with you.Quality Certificate: Our products have passed ISO9001 quality and safety certification.Main Products: We specialize in producing high-quality products, including: Ball Valve, Gate Valve, Knife Gate Valve, Slab Gate Valve, Cryogenic Gate Valve, Bellows Gate Valve, Floating Ball Valve, Float Ball Valve, Trunnion Ball Valve.