Unigroup Guoxin Microelectronics Co., Ltd. designs and develops integrated circuit (IC) chips in China and internationally. It operates through Crystal Business, Smart Security Chip Business, and Specialty Integrated Circuit Business segments. The company offers smart card IC products comprising contact and dual-interface chips; special integrated circuits; memory chips; FPGAs; power transistors; semiconductor power devices, such as super junction power MOSFETs, multi EPI super junction power MOSFETs, trench power MOSFETs, double trench power MOSFETs, PLANA VDMOS, IGBTs, IGTOs, and high-voltage half-bridge driver ICs; and quartz oscillator products, including quartz crystal resonators and sapphire materials on LED substrates. It also provides AI+ visual perception, processors, programmable devices networks and interfaces, and analog devices; smart card security chips comprising SIM and financial IC card chips, and electronic certificate chips; smart terminal security chips consisting of eSIM and anti-counterfeiting chips, POS machine security and contactless reader/writer chips, and USBKey chips; automotive electronic chips, such as automotive-grade security chips and automotive-grade domain control chips; and clock crystal oscillators, voltage-controlled crystal oscillators, temperature-compensated crystal oscillators, and oven-controlled crystal oscillators. The company's products are used in communication, financial payment, smart government, public utilities, Internet of Things, aerospace, intelligent vehicles, electronics, power and energy, and artificial intelligence applications. In addition, it is involved in housing rental; property management; investment; testing; and technical consultation activities. The company was formerly known as Unigroup Guoxin Co., Ltd. and changed its name to Unigroup Guoxin Microelectronics Co., Ltd. in June 2018. Unigroup Guoxin Microelectronics Co., Ltd. was founded in 1991 and is based in Tangshan, China.