Qingdao Choho Industrial Co., Ltd. engages in the research, development, manufacture, and sale of automobile chains worldwide. It operates through three segments: Timing and Transmission systems for Machinery, Transmission and Conveying systems for Agricultural machinery, and Industrial Equipment. The company offers engine chain systems, including engine chains, automotive and motorcycle engine chains; industrial chain systems, such as driving, conveyor, leaf, engineering, and special chains, industrial sprockets, and industrial links; agricultural machinery chain systems, which comprise agricultural chains, chain assemblies, links, and machinery sprockets; motorcycle chain systems, including zenming chain systems, modification series, motorcycle drive chains, sprockets, and maintenance tools; bicycle chain systems, such as E-bike chains, bicycle chains, and chainsets; saw chains; and tillage parts, including plough shares, alloy knives, and rotary blades. In addition, it provides chain-type intelligent equipment, including pushing-chain lifting platforms and chain push devices. The company serves customers in the automotive industry, agriculture and forestry, logistics, automation, engineering, and other fields across global markets. Qingdao Choho Industrial Co., Ltd. was founded in 1999 and is based in Qingdao, China.