Dongjoy?Company was founded in 1993 with the initial name "Wenzhou Shacheng Food Butterfly Valve Factory", and then registered the brand "DONJOY" (Dongjoy). The name was changed to: Wenzhou Dongjoy Valve Co., Ltd.
According to ASME BPE, EHEDG, FDA and 3A standard, DONJOY got certificates of PED-97/23/EC and MD-06/42/EC issued by TUV, ……