sheet metal forming processes steel forming coil roll forming progress steel forming lines Cold Rolled Forming Mills(RHS&SHS&U,C,Z,W type,directly forming) is another series of completed product line together with ERW for Hong-tech mills company .We design and manufacture ...
SHANXI HONG TAI YUAN(HONG-TECH MILLS) CO.,LTD [Manufacturing & Processing Machinery] [Metal Processing Machinery] [2017-01-10 10:19:11 ]