In December 2018, it formally invested in the establishment of a factory in mainland China and established Changsha Cell-Box Biological products Trading Co., Ltd. The production base is located in Hunan University of Science and Technology Industrial Park (National) with beautiful environment and fresh air. The area of purification production workshop is more than 500 square meters, with 100,000 Class、10,000 class and million class production clean areas, the purification efficiency of our workshop is far better than the 100-level clean shed generally designed in the same industry in China. It also equipped with secondary reverse osmosis water treatment system, online steam sterilization system, air purification and ozone, ultraviolet double sterilization system purification of form a complete set of production facilities; feeding and canning are completed in the 100 class production clean zone. The production management system and product quality control standards are managed and operated in strict accordance with the international standards of the European pharmacopoeia (EP) and the United States pharmacopoeia (USP).