「Development, Innovation, Integrity and Win-Win」

Shenzhen Longjing Microelectronics Co., Ltd. (ALJ) is a high-tech enterprise specializing in manufacturing semiconductors (discrete devices and ICs). Founded in 1999, we now have 15000 square meters of plant area and an annual production capacity of 15 billion units.

We have introduced advanced fully automated production lines and testing equipment from renowned locstions such as Switzerland, Japan, Singapore, Hong Kong and other countries and regions, laying a solid foundation for the production of high-quality products. Our comprehensive portfolio spans a diverse spectrum of semiconductor applications such as mobile, communication, compute, consumer, automotive, and industrial sectors. Our packaging options include DFN1006, DFN2510, DFN2020, SOD-323, SOD-123, SOT-23, SOT-23-3L/5L/6L, SOT-223, SOT-89, SOP8, ESOP8, TO-92, TO-92L, TO-251/252, TO-126, TO-220, TO-220F and other shape separation devices and ICs.

Currently, our flagship products include diode and triode series, MOSFET series, LDO series, DC-DC series, power management IC series, etc. Our dedicated team of semiconductor manufacturing professionals, equipped with years of research experience in high-level product development and application fields, constitutes our core competitiveness.

Driven by customer needs, our development process is customer-centric, and our scientifically streamlined supply chain, coupled with a strong environmental awareness, ensures that ALJ's micro-products possess a distinctive competitive advantage. Our commitment to quality is further validated by our ISO9001:2015 quality management system and ISO14001:2015 environmental management system certifications.Moreover, all our products adhere to environmental protection standards, including ROHS, REACH, and HF specifications