Jinka Intelligent Group Co., Ltd. is a leading IoT enterprise in China. Currently serving over 30 countries, 1500 cities, 3000 public utility companies, and more than 55 million households worldwide. Gold Card Smart actively follows the trend of the Internet of Things and the Internet, builds an Internet of Things business system with intelligent controller, intelligent terminal, IoT platform and SaaS cloud service as the core, continues to innovate around customer needs, constantly develops application scenarios with a solid Internet of Things core, provides customers with high-value, high-performance products and digital end-to-end solution services, and has established long-term strategic partnerships with major utility enterprises, network operators, Huawei, Alibaba, etc. In 2012, Jinka Intelligent was successfully listed on the Shenzhen Stock Exchange (stock abbreviation: Jinka Intelligent, stock code: 300349), and was successively selected for the Shenzhen Stock Exchange ChiNext Blue Chip Index and the Shenzhen Internet of Things 50 Index.