Yichang Three Gorges Quantong Coated and Galvanized Plate Co., Ltd. is a production of ultra-thin coated plate as the main products of large-scale private joint-stock enterprises. Independent R & D and manufacturing company of eight roller rolling cold rolling five-unit production line is the first new production line to produce a thickness of 0.14mm - 2.4mm, width 1m - 1.6m of thin to thick in the hot-dip galvanizing plate, hot tin plate, chrome plate, chill plate, etc.