Weifang Shengjiang Economic & Trade Co. Ltd. is founded at 2003 and located in the Weifang City Shandong Province, China. It mainly supply pipe, fittings, flanges & valve. The material include carbon steel, alloy steel, stainless steel of ISO,ANSI,JIS,DIN standard, according to the customers’ requirements.For more information of our products you can visit our website: www.shengjiangcn.com. Our competitive products is large size elbows,and flanges.