Sanli Industry Co., Ltd. was established in 1995 and is located in Langfang City of Hebei Province which is over 20 years&＃39; history, so we are a professional manufactor in producing the carbon pipes and strips with or without galvanize, we can produce full sizes of the weld pipe with the full range carbon steel material from Q 195 to Q 235.We firmly believe that if you leave us a chance to offer products, we can provide better than your thought.