Shenzhen Huazhihai Industrial Co., Ltd., founded in 1996, is a joint-stock enterprise specializing in the production of HZH (Huazhihai) and ZSKY (Zhuangshi Technology) brand semiconductor components and self-produced and sold. The main products include direct plug, SMD type diodes/transistors, ICs, etc., with annual production and sales of up to 1.5 billion units, have successively opened branches in Shenzhen, Zhongshan and other parts of the country. The market coverage covers all major provinces across the country, as well as South Korea, India, Indonesia, Singapore, Russia, Bulgaria, Brazil, South Africa, Canada, and other foreign markets. In addition, in order to better serve customers, our company also acts as an agent for components of well-known brands such as Changdian, ST, and NEC. With more considerate and meticulous high-quality services and more favorable prices, we adhere to the cooperation goal of "mutual benefit and achieve win-win". Provide high-quality components to new and old customers! The company has advanced automated production equipment, and all product packaging is fully automated and produced under the supervision of ISO9001 quality management system certification. It currently has testing capabilities for SOD123, SOD323, SMA, SOT23, SOT89, SOP4, TO92, TO1236, TO220, and has a wide range of products. Used in chargers, adapters, inverters, power supplies, home appliance control boards, precision instruments, set-top boxes, security and other products.