Control arms are steering and driving components of suspension system, playing the role of transmitting the forces on the wheels to the car body; meanwhile, keeping the wheels following a certain track. Control arms connect the wheels with car body elastically via ball-joints or bushings. Yunqi applies professional technology and good equipment to develop and manufacture various control arms for you; through fatigue and stiffness testing we unremittingly adjust the performance, guaranteeing the durability of our products, ensuring proper stiffness characteristic, effectively optimizing riding stability, supporting car body and reducing NVH.