Gate Valve factory VALPRO MC.,LTD Founded in the year 2004 by a Norwegian engineer with an extensive experience in the Italian valve industry, Valpro Valves is a leading valve manufacturer of API6D/ API600 / API 6A Gate, Ball, Globe, Check valve, Forged Steel Valve and Butterfly valves. In 2015 Valpro partially moved operations and established a state of art facility in Lishui, China. Our manufacturing capacity has over 193, 000 square feet of workspace, 105 sets of machines that can easily assemble, overlay, and machine valves from 陆"- 60" inch classes ranging from http://www.valprovalves.com/