Leaguer (Shenzhen) Microelectronics Corp. (688589.SS), a fabless chip design company founded in 2002 and headquartered in Shenzhen, China, engages in the design, development and sale of integrated circuits, computer software and electronic information products focused on Internet of Things connectivity technologies; its core offerings include application-specific integrated circuit (ASIC) chips and solutions for smart grid communications, automatic meter reading, smart metering, power line communication (PLC) technologies such as PLBus, smart homes and buildings, street lighting control and management in smart cities, smart energy management, data collection and remote controls; the company serves industrial and consumer IoT markets, acting as a leading PLC IC supplier for smart meters to State Grid Corporation of China and China Southern Power Grid, and contributing as author and major technology developer of the national PLC standard GB/T31983.31-2017 on low-voltage power line communication using narrowband orthogonal frequency division multiplexing physical layer; operations center on China with products deployed in smart grid, smart city and energy management applications. In recent developments, the company completed an equity buyback program on October 19, 2024, repurchasing 422,730 shares for CNY 11.02 million or 0.35% of its outstanding shares to support shareholder value amid market conditions; its chairman proposed an additional share buyback of up to CNY 20 million in September 2024; third-quarter 2025 earnings reflected a net loss per share of CNY 0.016 compared to a profit of CNY 0.057 in the prior year, signaling operational pressures in the semiconductor sector; the firm listed on the Shanghai Stock Exchange STAR Market in July 2020, marking its entry into public markets as the first PLC-focused chipmaker on the exchange.