Product Description ZHangZhoug CZPT Machinery Co., Ltd(DIN/ANSI/JIS Standard or made to drawing)Product Description: Detailed Photos: Company Profile: ZHangZhoug CZPT Machinery Co., Ltd. Is the vice chairman of chain Transmission Branch of China Machinery General parts Industry Association and a member of China chain Transmission Standardization Technical Committee. Founded in 1954, mainly engaged in sprocket, gear,…