Shandong Long Li Electronics Co., Ltd. is a professional manufacturer of high-tech enterprise of electrical connectors. The company now has more than 30 patents, including patents 5, the company was awarded patent star enterprise in Shandong Province. Has passed the ISO9001 international quality system certification, the company by the business system as "Trustworthy Enterprise" and "enterprise patent Association of Shandong Province", "China Electrical Equipment Industrial Association," "Young Entrepreneurs Association" members. here are currently a small circular connector Q series, FQ series, FQN series waterproof connector, SFX Series circular underwater connector, MX series of sealed circular connectors, the military standard 599 series circular connectors, power glass sintering sealed PCB terminal blocks and connectors CY series, the "twist pin," the JCD series and J30, J30J series rectangular connectors and dozens of micro-series, thousands of specifications of products, widely used in aerospace, aviation , weapons, defense electronics engineering, military electronic equipment and other high-tech fields and coal mines, communications, petroleum, railways and electricity various national economic sectors.