Located in Zhoucun Economic Development Zone, Zibo City, Shandong Province, Hualong has been specialized in the metal roofing, sandwich panel and wall panel manufacturing since 2002. We are 90 kilometers away from Jinan International Airport and 270 kilometers away from Qingdao Port with superior geographical position, perfect foundational facilities, good investment environment, and dense business. We have obtained ISO9001 Quality System Certificate and Q18000 Safe Certificate. Now we are ...