Our company is a professional construction machinery manufacturer with 25 year's history. Our company has passed the ISO9000 International Quality System Certification, the CCC Certification and the CE Certification. We offer QTZ series of tower cranes. TIELISHI series of tower cranes are one of HONGDA's leading products. They cover a large working scope from QTZ31.5 to QTZ315with travel range varying from 38m to 70m, have multiple working methods and apply to many purposes. The series of tower crane has a horizontal jib frame, trolley travelling, hydraulic self-climbing, original mechanism, and a desirable shape. They can operate reliably with all safety devices well-equipped and have an improved working speed, a good speed control property, and a smooth and efficient working, which can widely apply to high-rise hotel, resident houses, high-rise industry buildings, large-span factory buildings, large chimneys and other high-tower buildings. TIELISHI series of tower cranes have been awarded many honours like SHANDONG FAMOUS BRAND. Quality first is not only a slogan, but has rooted in HONGDA PEOPLE's heart deeply. Classic after-sale service will remove all worries from your purchase of our products.