Customized Soft Seal Butterfly Valve 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 ****emble, overlay, and machine valves from http://www.valprovalves.com/