Suzhou Nengstar Electronic Technology Co., Ltd. is a high-tech enterprise founded by a well-known overseas returnee team. It was established in August 2013 with a registered capital of 10.2041 million yuan. In December 2013, Suzhou Nengstar Electronic Technology Co., Ltd. successfully introduced its strategic partner Hanwei Technology Group Co., Ltd. (stock code: 300007), a leading domestic manufacturer of gas sensors and instruments and one of the first companies listed on the GEM. Hanwei Technology Group focuses on the IoT industry and closely integrates IoT technologies such as sensing sensors, smart terminals, communication technology, cloud computing and geographical information to create Hanwei Cloud and establish a complete IoT industry chain, combining environmental protection management and energy-saving technologies , guided by customer value, provides complete solutions for smart cities, production safety, environmental protection, and people's livelihood and health.