Shandong Dahan Construction Machinery Co., Ltd. is specialized in the development and manufacture of construction machinery, which is appointed by the country. The products feather advanced technologies and CAD &PRO/E is perfectly used. Our company now has good system and assembly of material pretreatment, large numerically controlled cutting equipment wielding application. The enterprise was qualified by ISO9001:2000 in 2004 and was given the title of "Good products for customers and unit offering satisfying service". We produce "Dahan" series tower cranes and SC-series construction hoist, which are: QTZ250, QTZ160, QTZ125, QTZ80, QTZ63, QTZ40, QTZ31.5, QTZ25, QTZ20, QTG200 and SCD200/200.