Langsongkeli (Shanghai) Instrument Co., Ltd. is a high-tech enterprise specializing in SF6 gas solutions and pressure gauge equipment applications. Our company has established long-term cooperation strategies with world-renowned multinational corporations such as ABB, HYOSUNG, TOSHIBA, SCHNEIDER, SIEMENS, as well as well-known domestic enterprises such as Taikai, Pinggao, Xikai, Beikai, and New Northeast. The enterprise has been committed to the research and application of products for a long time, with more than 20 technical invention patents, and has been awarded the honorary title of "Shanghai High tech Enterprise"; And continuously strengthen quality management, possessing the ISO 9001:2015 quality management system certification issued by the Swiss SGS committee. With the goal of "moving from Made in China to Created in China", Langsongkeli adheres to an internationalization strategy in its development, continuously strengthening its efforts to explore the international market based on market demand and its own product status. At present, our products have been exported to countries such as France, Germany, Italy, Spain, Russia, and India.