Recently, the 10NSR04V—RF/CL10"—CLASS400 “Liquid Surge Relief Valve” researched and developed by Dipper Valve was recognized as the first set of 2014 Sichuan Provincial major technology equipment products in China by Economic and Information Commission of Sichuan Province as well as Finance Department of Sichuan Province,so that our continuous research and development innovation work has received one more rewards.