China Zibo Zheng-Ao Trading Co LTD is in High-Tech Industrial Zone,Zibo City,Shandong Province,China.Zibo City is an open economic region located in shandong peninsula which is approved by the State Department The city has a long history and is the old capital of Qi dynasty in history.Zibo is one of china's industrial Gases and mainly produces petroleum chemicals,china,glass, building materials,metal,mechanical electronic device as well as new materials. our company is the comprehensive technique cooperation trading company based on the Zibo strong Industry.Our products are very popular in the market of the European countries, Middle East,Southeast Asia and South America . Dear friends, home and abroad,welcome to our country for consulting business,cooperating projects and Investment.