WZLD started in 2007, the factory is located in Yueqing Zhejiang province China, we focus on the design, development and manufacture of high-quality ball valves; We have modern plants and professional production equipment, covering an area of 3000 square meters. We have experienced ball valves engineers who focus on designing of ball valves for more than 20 years, and can provide customer with professional technical solution Our factory quality management system is certified according to I S O 9 0 0 1, TS； We have established a professional material testing laboratory, the testing equipment include: PMI equipment, Impact test equipment, UT equipment, MPI equipment, hardness tester; In order to improve the internal management level and production efficiency, we have introduced the advanced ERP management system, which enables the sales, procurement, warehouse, production, quality assurance and delivery to achieve seamless docking; Our product range includes floating ball valve, trunnion ball valve, top-entry ball valves; Our products can meet API, BS, ISO, A SME, ANSI, EN, GOST. the size ranged from 1/2” -36”, pressure rating from 150LB-2500LB, the material can be carbon steel, stainless steel, and other special alloy; Our products are widely applied in industries like oil and gas upstream / midstream / downstream industries, sea water desalination, offshore drilling platforms and so on; Customer satisfaction is our eternal pursuit, expect we can provide high quality product and professional service for more and more customers