Dongguan Chengrun Electronic Technology Co., Ltd. is a manufacturer of over-current protection components integrating R&D, production and sales. The company was established in 2004 and was formerly known as Dongguan Houjie Hongzhan Electronics Factory. The current plant area is 2500 square meters. The line is divided into disposable fuse, (disposable patch series, square plastic package series, glass tube series, ceramic tube series) and self-recovery fuse (chip series plug-in series battery slice series). Products are mainly used for power adapter, switching power supply, LED Drivers, LED lamps and household appliances industry, communication products, security products, electronic equipment, electric toys and other fields of factory products have passed the safety certification of UL, Germany, VDE, China, CQC, Japan, PSE, Korea, KC, etc., to ensure the safety and reliability of the products, and the company has obtained ISO9001:2015 quality management system certification and ISO14001:2015 environmental management system certification, to ensure the consistency of product quality, products comply with RoHS, REACH, HF requirements, rely on a complete lean production management system, fully automatic and semi-automatic equipment production lines, and complete testing Laboratories, and testing centers, continuous improvement, continuous development, innovation, and efficient management concepts to provide customers with the best quality, the most competitive price, the fastest delivery, and the best service.