Zhejiang Guangwo Valve Co., Ltd. idakhazikitsidwa mu 2016 ndipo ili ku Wenzhou, China, ili ndi malo a 40,00 Square metres, ndodo zopitilira 70 ndi zida zopitilira 100.
Zogulitsa zazikulu za Guangwo zimaphatikizapo mavavu a pachipata, mavavu a globe, ma valve cheke ndi Zosefera zopangidwa ndi chitsulo cha kaboni, chitsulo cha aloyi ndi chitsulo chosapanga dzimbiri.Mavavu amapangidwa molingana ndi ANSI, API, DIN, GOST ndi GB miyezo.