In 1970s¡Athe assembly factories in Taiwan became the Original Equipment Manufacturing of buyers and become one of the members in the global commodity chains of bicycle. The assembly factories in Taiwan received orders and the technological capacity from buyers and earned very low margin. The topic of my theme is "The status of professional manufacture by the assembly factories in Taiwan"¡Aand it means that the assembly factories in Taiwan had became independent in buyers and became experts in bicycle manufacture. My theme is to study the phenomena and nature of the status of professional manufacture¡Aand to try to research the factors and condition. Last¡AI generalized the development of assembly factories in Taiwan¡Apredicted the future and brought up my suggestion.