Haihan Industry Inc. is located at Zibo City, Shandong Province, facing Qingdao Port in the east, and Ji'nan City in the west. Jiao-ji railway, Ji-qing expressway and No.309 national highway all run through the place. We have a superior geographical position, and convenient transportation. Our company holds advanced manufacturing equipment, therein, ring pit baking furnaces, high -pressure impregnation vessels, dc graphitization furnaces, lengthwise graphitization furnaces and numerical control lathe machining line, etc all reached international advanced level. And, we have gradually perfected the research and development on technology and the quality testing equipment, and established quality control system for all over the production line. The product quality has been reached the international standard; company's holistic manufacturing technology ability has been reached an international advanced level.