... 2. with certificate according to-EN599,BS3212,DVGW Cixi xingcheng gas tackles co.,ltd, located in Cixi, Ningbo, China, covers a ... square meters.We are a professional manufacturer of LPG regulators for 23 years, We regard the quality as our life and ... welcome all clients from home and abroad to contact us for further cooperation. Your support will be our valuable wealth! Specification ...