Microdiode Electronics (Shenzhen) Co., Ltd. is a national high-tech enterprise headquartered in Shenzhen, China, dedicated to the semiconductor discrete device industry. Founded in 2008, the company has grown into a recognized brand serving global customers with its MDD trademark. The company specializes in the design, R&D, production and sales of discrete semiconductors and ESD/TVS protection solutions. Its core product lines include Schottky diodes, Zener diodes, switching diodes, fast recovery diodes, bridge rectifiers, transistors, MOSFETs and silicon-controlled rectifiers. In protection devices, MDD offers an extensive range of transient voltage suppression diodes and ESD protection arrays widely used in smartphones, wearables and IoT devices. The company maintains ISO9001 and IATF16949 certified facilities to ensure automotive-grade reliability. With a strong in-house R&D team and advanced packaging lines, MDD releases hundreds of new products annually to keep pace with market trends. In China's domestic market, MDD ranks among the top-tier discrete semiconductor suppliers, competing head-to-head with international brands in TVS and small-signal diode segments. The company has also built a global distribution network covering Asia, Europe and the Americas, and is actively investing in wide-bandgap semiconductor research for future growth in new energy and 5G applications.