Qingdao CHOHO Industrial Co.,Ltd. engages in the research, development, manufacture, and sale of chain transmission systems in China and internationally. It operates through three segments: Timing and Transmission Systems for Machinery, Transmission and Conveying Systems for Agricultural machinery, and Transmission and Conveying Systems for Industrial Equipment. The company offers engine chain systems, including automotive, motorcycle, and other engine chains; industrial chain systems, such as driving, conveyor, leaf, engineering, and special chains, as well as industrial sprockets and links; and agricultural machinery chain systems comprising agricultural chains, chain assemblies, chain links, and machinery sprockets. It also provides motorcycle chain systems, including Zenming chain systems, modification series products, motorcycle drive chains and sprockets, and maintenance tools; bicycle chain systems, such as e-bike chains, and bicycle chains and chain sets; saw chain systems; and tillage parts, including plough shares, alloy knives, and rotary blades. In addition, the company offers chain-type intelligent equipment, including pushing-chain lifting platforms and chain push devices. It serves customers in the vehicle, agriculture and forestry, logistics, automation, engineering, and other fields. Qingdao CHOHO Industrial Co.,Ltd. was founded in 1999 and is based in Qingdao, China.