The external coating line is able to meet the requirements of φ219-φ1620mm pipes, and the internal lining line can meet the requirements of φ406-φ1620mm pipes. The company has the capability of conducting asphalt coating, coal-tar enamel, singel layer epoxy ponder coating, one or double layer Fusion Bonded Epoxy Powder coating(FBE), powder spraying and extruded polyethylene coating(PE), two layer polyethylene coating (2PE), three layer polyethylene coating (3PE), three layer polypropylene coating (3PP), foam jacket coating, etc. So far, over 10 milliong square meters's coating in total has been done for Second West-East Gas Pipeline Project, Third Shanxi-Beijing Gas Pipeline, Sebei-Xining-Lanzhou Gas Pipeline Project, Changqing-Hohhot Crude Oil Pipeline Project, Jinan-Qingdao Spur Line Project, Central Asia Gas Pipeline Project, Myanmar-China Crude Oil and Gas Pipeline Project, Tanzania Gas Pipeline Project, etc.