Introduction: Our company specializes in the development and sales of control products. We specialize in providing customers with high-quality products and perfect solutions. Our aim is to provide customers with the best products and services. Germany's Jia Shi Ning Switch Company was founded in 1956 and has rapidly become the largest company in the switch industry market share after half a century of development. Jia Shi Ning Company leads the way with its professional technology, high-quality products, and good reputation in the field of controllers. Jia Shi Ning has branches in the United States, France and other places, with 3 factories. Its sales network covers 52 countries and has passed ISO9001 quality system certification. 78% of its products are sold abroad. The revenue of Jia Shi Ning Group in 2000 was 230 million German marks, with Jia Shi Ning Switch Company alone exceeding 140 million marks. In September 2000, Jia Shi Ning Company was fully acquired by GE Corporation in the United States, which led to its development. Nowadays, General Jia Shi Ning's products involve small household boiler control components, room temperature automatic controllers, counters, etc., and its sales network is also more extensive. General Motors Jia Shi Ning Company is currently vigorously exploring the Chinese market, hoping to develop together with Chinese enterprises with high-quality products and excellent services.