Changzhou GME Semiconductor Co., Ltd. (stock code 688689), located in Xinbei District, Changzhou, Jiangsu, was listed on the Shanghai Stock Exchange on 27 January 2021. It is an enterprise focused on semiconductor-device R&D, chip design and manufacturing, packaging and testing, and sales and service, with integrated IDM-mode operating capability. It was the first Chinese discrete-semiconductor-device manufacturer to join the AEC (Automotive Electronics Council) and has been recognized as a national specialized-and-innovative 'little giant' enterprise. Its products include power-device chips, MOSFETs, IGBTs, bridge rectifiers, optoelectronic devices, IPM intelligent modules, SiC and GaN devices and analog ICs, widely used in automotive electronics, artificial intelligence, energy and power, industrial control, smart home, network communications and computer peripherals.