Changdaun biotechnologies (shanghai) ltd., with its registered address in china (shanghai) free trade test zone, located in building c, new zone at port, lake west, 888. The registering authority is the market supervision authority for new zone at port, free trade test zone. The legal entity is represented by liu zeng and operates on general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology diffusion; technical development of biochemical products; development of bio-based material technology; sale of bio-based materials; sale of experimental analytical instruments; sale of instrument instruments; sale of medical equipment in category i; sale of construction materials; retail sale of penta-gold products; wholesale distribution of gold products; sale of wind and electric tools; sale of needle textiles and raw materials; sale of daily department goods; wholesale distribution of cosmetics; retailing of cosmetics;...