Yantai Haishan construction machinery co., Ltd., located in Yantai high-tech development zone, Shandong peninsula, is dominated by production and operation of construction machinery industry General company. the company employs more than 1200 people, more than 40 million yuan of fixed assets, the factory covers an area of 120,000 square meters, has strong technical strength, sophisticated production equipment, detection means complete.

Yantai Haishan construction machinery co., Ltd. 's main products are: QTZ20 (TC3006), QTZ25 (TC3008, TC3207), QTZ31.5 (TC3808, TC4207), QTZ40 (TC4 209, TC4708, TC5008), QTZ63 (TC5013, TC5510), QTZ80 ( TC5613、TC5613PA、TC5613PB、TC5609), QTZ125 (TC6015, TC5513, TC5023PA, and TC6015PB, and TC5513PC), QTZ160 (TC6021PA, and TC5023PB) QTZ250 (TC7030PA, and TC7030PB) QTZ315 (TC7040PA, and TC7040PB)-tower crane; SC100/100, SC200/200 type of hoist; JS series concrete mixer, PL series concrete batching machine, YHZS, HZS series concrete mixing plant; h LS series concrete mixing plant; HBTS JZB series transfer pump, JZL series of piling and headstock, gates and other water conservancy engineering machinery; HSW series, XL Series rotary slewing reducer, variable rate reducer, WCJ120, BX series HSGK series hydraulic station, YG family, QT series windlass, all-high strength bolt limiter, ZL series wheel loaders and other products.