Jiangsu Zhengxing Construction Machinery Co. , Ltd. is located at famous historic and culture Huai'an-city of Jiangsu Province of China. The east is Jinghu express and Xingchang Railway .The transportation is very convenient.Our company is the emphases enterprise of Construction Department in producing tower crane .The products get the prize of advanced enterprise about the satisfaction of the clients and the quality in Construction Machinery Branch of Chinese quality committee , the prize of Jiangsu province and the prize of the Huai'an City .The company gets through the ISO9001-2000 quality system certification , and get the CE certification from Europe .The technique strength of our company is strong , the handicraft equipment is advanced . We have advanced production equipment and perfect quality system .We have the production ability of 1000 tower cranes of Zhengxing brand and form products ourselves .The main products have the models of QTZ25, QTZ30, QTZ40B, QTZ40B1, QTZ40C, QTZ50, QTZ50B, QTZ63, QTZ63A, QTZ80, QTZ80-1, QTZ80D, QTZ100, QTZ125, QTZ160, QTZ250 etc tower crane and SC100/100, SC100, SCD200/200 and SCD200 series construction lifter . The products sell to 28 province , city and municipality and export to USA , Russia , Philippine , Mauritius and Macao etc. over ten states and districts.