Handong Co., Ltd., founded in 1997, is a fermentation engineering services outsourcing type high-tech enterprises. In line with the concept of \"china-germany enterprise, presenting sincerity\", in the fermentation process, equipment and application of the engineering system's design, manufacturing, engineering services as its main business, to provide customers with non-standard fermentation engineering technical system solutions, is committed to building China's first fermentation engineering services outsourcing!