... metal product co,ltd, china. we are the professional threaded rod manufactory. our comapny started out 2005. iit has advantageous ... near shanghai and ningbo port.2We offer high quality threaded rod complying with various standards such DIN,ANSI,BSW,GB,JIS ... low carbon steel, mild steel. stainless steel5The surface treatment: white zinc plated, white-blue zinc plated, yellow zin cplated, plain,black,hot ...