Jiacheng Heating is founded in 1992, it uses natural gas boilers for central heating. Its business covers Huairou district and Chaoyang District of Beijing. Currently, jiacheng heating covers an area of nearly 3 million square meters and has more than 10 heat source plants and heat exchange stations. Jiacheng Heating adopts low nitrogen combustion technology, deep recovery technology of flue gas waste heat condensation, climate compensation technology, etc. In 2021, it will build a new intelligent heating platform and introduce room temperature detection system and time-sharing zoning regulation system to realize dynamic load regulation of the whole network and improve heating efficiency. Establish customer service order delivery system, improve response speed and maintenance efficiency and improve customer satisfaction rate. Long Energy Group will rely on Jiacheng heat and make use of Internet of things, big data and cloud technology to build a cross-regional intelligent integrated heating management platform, which will not only serve local thermal enterprises, but also thermal enterprises in other regions and strengthen energy consumption and operation supervision.