Tianyu technology zone,Jinghai District,Tianjin,China
Tianjin Erf Metal Structure Co., LTD. (a subsidiary of Kailonggang LTD) who respond positively to the nation development, environmental protection, energy saving, engage in a whole process operation steel structure industry, including design, research, ...
CZU type steel,H section steel,Deformed steel,Solar photovoltaic stents,Galvanized steel