Leaguer （ShenZhen) MicroElectronics Corp. (LME) was founded in 2002 by Tsinghua Leaguer and international semiconductor experts. It is the leader of IoT communication IC company in China, focusing on power line communication technology and IC design & development. The company is the first PLC listed on the SSE STAR Market in 2020 (stock code: 688589), and is the corn supplier of PLC chips for State Grid Corporation of China. It has participated in the development of a total of 23 international/national, industry/group standards, including writing 3 national standards. In response to a wide range of IoT scenarios, the company has launched the PLC Open Interconnection Partnership (PLCP), which enables manufacturers of different categories and products of different brands to interconnect and communicate with each other. The company is committed to providing PLC based connection technology, series chips, and module solutions for smart home / whole house intelligence, smart lighting, smart hotels, smart photovoltaics, charging piles, comprehensive energy efficiency management, smart grids etc, and other IoT smart terminals, and has achieved large-scale application in various fields. LME will continue to take "connect things connect people, make life better" as its mission, and strive to tackle and innovate in the core technology of independent, secure, and controllable chips. It will continue to provide core chips and solutions for the rapidly developing IoT market, promote high-quality development of enterprises, and contribute to the development of "Chinese chips".