Tofflon Science and Technology Group Co., Ltd. engage in the research, development, production, sales, and services of pharmaceutical equipment in China and internationally. It operates through four segments: Biotechnology, Preparation Equipment, Engineering, and Food Engineering. The company offers technological research, such as cell technology, complex preparation, injection, and OSD laboratory; instruments, including cell therapy and nucleic acid drugs instruments, and table reactor; cryopreservation system for seeds and biological samples, and freeze-thaw system of biological stock solution; and single use technology, such as bioreactor, liquid distribution system, sterile bag, process chromatography, membrane filtration system, and others.