Deyilong Precision Industry Co., Ltd. specializes in the production and sales of switches, sockets, and connectors. Adhering to the enterprise spirit of Deyilong Electronics of "keep improving and making continuous progress", we closely follow the international advanced technology and engage in independent development of products: multi-function switches, tact switches, detection switches, sliding switches, illuminated tact switches, key switches, Micro switches, headphone sockets, DC sockets, etc. can be developed and produced according to the actual requirements of customers. After gradual development, Deyilong Company continues to make progress in the fields of R&D, production, sales, and service, and improves the service management system. It has a complete range of products, excellent quality, and professional technical support and services. In terms of product quality management, the quality management has reached the international advanced level. The factory has passed ISO9001:2008 quality system certification; the production line is equipped with a special contact resistance meter to fully inspect the electrical performance of the product. The experimental equipment includes: product life testing machine, insulation resistance meter , withstand voltage tester, contact resistance meter, etc. In order to adapt to customer and market requirements, our company implements a management system corresponding to the environmental protection requirements of "ROHS", "Sony 7P" and "REACH". The procurement, production and shipment of raw materials are strictly controlled to ensure that the products meet the relevant environmental protection requirements of customers. In order to ensure product quality is excellent and stable, we continuously improve the design, process, molds, metal stamping and injection molding, and invest in the development and production of automated machines.