Southern Testing (Jiangsu) Co., Ltd. (brand name: South) was established in 1990, specializing in the research and development, production and sales of scientific and technological products such as library smart equipment. It is an IoT data intelligence technology platform and service provider.
Southern Testing developed the AM magnetic magnetic anti-theft consumables and amorphous ribbon and nanocrystalline ribbon series for supermarkets in the electronics industry in 2006. In 2012, the intelligent library RFID management system was developed.