Dongguan Yiyun Electronic Technology Co., Ltd. was established in June 2014 and has achieved advanced scientific research results in the manufacturing and research and development of equipment for solar energy storage and power supply systems. Its product quality has passed ISO9001 certification. The main products produced include solar energy storage batteries, mobile solar power supplies, IoT solar controllers, wind-solar hybrid power supplies, and an IoT solar cloud platform that enables unified centralized management of solar power supply sources. It allows remote restart of switch loads, scheduled load switching tasks, load abnormality alarm push notifications, etc. It also enables real-time monitoring of photovoltaic, battery, and load operation statuses, and generates statistical reports at specified times for analysis and use by the control center, saving significant after-sales costs in the long run. The IoT solar power supply system has many successful cases in water conservancy, power communication, gas and oil pipelines, forest fire prevention, road construction, and other fields.