Weihai GJ Engineering Machinery Co., Ltd. is located in Weihai, a scenic coastal city in Shandong Province, China. Established in April 2007, the company specializes in the R&D and manufacturing of precision construction machinery, devoting its efforts to advancing this field. Currently, the company spans over 11395 square meters in total, featuring over 7800 square meters of standardized workshop space—this infrastructure underpins its capacity for efficient, large scale production.The company offers a core product lineup spanning five major categories: rotary actuators, quick couplers, 180 °tilting quick couplers, 360° rotating quick couplers, and excavator tiltrotators that offer 135°tilting and 360°rotating.