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We are a professional manufacturer and trading company located in the Qingdao Free Zone, specializing in hydraulics and mining machines. With technical support from Shandong Science and Technology University, we produce Ainn brand hydraulic pumps, valves, motors, and gearboxes, and we are also agents for AMCA brand hydraulics made by XCMG. Our experienced foreign trade and project team ensures quality solutions in the hydraulics and mining industries.
Product details
FAQ
Essential details
Shipping:Express Delivery
Product Introduction
We can supply steel structures such as boom,arm,bucket,slewing turntable and undercarriage, for 
20ton to 100ton excavators.
The follow show as 21-ton-excavator.


21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
21-ton-excavator arm
FOB
Shipping:
Express Delivery
Sample:Chargeable supportGet samples
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