Wenzhou Topnotch Machine Co.,Ltd. are aprofessional supplier for a wide range of industrial valves andfittings. Our products are used in oil, gas, refinery, papermaking, chemical, marine, power station, and pipelineindustries. Quality, Price and Service are always at theheart of our work. Over the years' development, we've alreadyhave perfect management system and a well experienced team throughR&D,manufacture,QC and sales. Above 90% of our product*ported to oversea countries such as Thailand, Malaysia,Syria,Spain,UK,France,United States etc. Ourmain products are butterfly valve, ball valve, gate valve, globevalve,check valve, plug valve, control valve,safety reliefvalve,knife gate valve, V port ball valve, bellow seal valve,through conduit gate valve, cryogenic valve, diaphragm valve,needle valve, pinch valve, strainer, steam trap, flange and pipefitting. Materials range from conventional cast orforged steel to special alloy materials like Monel, Inconel,Hastelloy or Duplex Steel. All of our products are designed,manufactured and tested fully according to API, ASTM, ANSI, JIS,DIN and BS Standards. "Keep the promise and offer the top-classproducts &service" is our principle, we believe that we canestablish and maintain long term win-win cooperation through ourmutual effort.
