YDME(688172.SH)

Beijing YanDong MicroElectronic Co., Ltd. engages in the design, manufacture, and sale of discrete devices, analog integrated circuits, and integrated circuits and devices in China and internationally. The company offers discrete devices, including surge protector, ECM preamplifier, digital transistor, RF power devices; and analog integrated circuits, such as voltage regulation circuit and operational comparator. It also provides wafer manufacturing and package testing services.