Beijing Unigroup Tsingteng MicroSystem Co., Ltd. (hereinafter referred to as "Unigroup Tsingteng") is a subsidiary of Guoxin Micro Co., Ltd., a subsidiary of UNIGROUP, focusing on smart IoT chips and solutions, with professional quality control capabilities and a rich industry With practical experience, it is a domestic smart IoT chip and solution provider with great technical strength and innovative consciousness. It has launched a series of products such as barcode recognition modules, fingerprint recognition modules, and secure memory chips.