Esim Technology Ltd. is a leading provider of IoT solutions. Esim is a national-level high-tech enterprise and has participated in formulation of one international standard and two national standards. It owns more than 50 domestic and foreign patents, 10 of which are patent of invention. The company is headquartered in Shanghai. It has two production bases in East China and South China, a branch office in Zhongshan, a subsidiary in Hong Kong, and offices in nine countries and regions. The main business includes manufacturing of industrial robots, production and sales of RFID products and IoT solutions. Esim provides integrated IoT solutions for various industries. The main area includes smart data acquisition, personnel and asset management, smart fire control,smart community, smart laundry, smart warehousing, smart logistic, covering the sensor layer and network layer, application layer.