Ningbo Advan Electrical Co., Ltd is a solely invested enterprise by Hong Kong Treasure Base International Group Co., Ltd which is a professional manufacturer of all types of medical sterile appliances under our own R&D develop. Established in 2003, with convenient transportation and advantageous geographical position, the corporation occupies an area of 16,210 sqm which include two buildings and 700 sqm 100,000 grade clean room, the ultrasonic washing room, the manufacturing pure water workshop, the injection workshop and Ethylene Oxide sterilization workshop with fully automatic control.,and the well equipped laboratories.