Dafeng Shengtai stainless steel co.,ltd is a professional manufacturer and exporter of grooved pipes,fittings,couplings,carbon steel flange,stainless steel flange. All products are made in accordance with the ANSI, JIS, UNI, BS as well as DIN standards, available in more than 20 specifications. We also accept OEM orders. After many years' development, we have accumulated great strength in this field and enjoy a good reputation from our customers. Welcome your visit and inquiry !