This rotors is used in the medical equipment. Ningbo Kingbell Powder Metallurgy Co., Ltd. is a Sintered Metal Structure Parts factory, ... total assets of 30 million RMB, of which 20 million RMB is permanent assets. There are 26 sets of compacting machines, range from ... stove, steam treatment stove and a complete set of testing equipment, 20 sets of grinding machine and various CNC machines. Kingbell/ ...