tower crane, from 3 ton to 16 ton, bolted type standard mast. QTZ31.5 TO QTZ3150(TC7040), high technology on paiting, strong anti-rust, manganese steel Q345B. exported to many countries. welcome to visit us.
Telephone:86 - 0535 - 6760598
Address:Haiba road, Laishan district, Yantai, Shandong province Yantai Shandong 264003 China