Hebei Haitian Construction Group bought 50 steel bar cold rolling lines.The production rate will reach to 8 million Ton per year.
http://www.coldrollingmachine.com/wp-content/uploads/2015/09/haitian.jpg325500Cold rolling millhttp://www.coldrollingmachine.com/wp-content/uploads/2015/07/logo1.jpgCold rolling mill2014-09-01 20:56:012015-09-17 09:00:59Hebei Haitian Construction Group bought 50 cold rolling lines