The company specializes in the production of advanced semiconductor chips, including indium gallium phosphorus heterojunction bipolar transistors (InGaP HBT), gallium arsenide pseudo-matched high electron mobility transistors (GaAs pHEMT), and BiHEMT radiofrequency Integrated Circuit (RFIC) chips. They have also developed production technologies for VCSEL, DOE, ITO, and Hall sensors. With an annual output of 50,000 6-inch gallium arsenide chips, the company is at the forefront of technological progress in the industry, breaking through major technical barriers and filling in important gaps. Lion Electronics (605358.SH) is the parent company of Hangzhou Leon Dongxin Microelectronics and manufactures semiconductor materials for integrated circuits and semiconductor power chips.