Huiju Technology Co., Ltd. is China's second-largest non-state-owned cross-provincial listed company mainly engaged in clean energy and joint energy heating. The company adheres to the concept of three-dimensional energy extraction, multi-energy complementarity, green and low-carbon development, and is brave in demonstrating and continuously innovating in clean energy heating such as renewable energy and new energy. It has mastered various new energy technologies such as cogeneration, waste heat recovery, and geothermal energy heating. In particular, it is at the forefront of the country in terms of joint energy and technology integration. Through the optimal combination and joint application of various energy sources, different heating models can be formulated according to different cities and different resources according to local conditions. It has opened up a new path and created a new model to solve the problem of alternative coal-fired heating and promote the development of clean heating. It has made important contributions in energy saving and emission reduction, serving people's livelihood, reducing coal consumption and air pollution control. Our franchise gives us exclusive rights to provide heating services in Taiyuan and Shuozhou in Shanxi Province, Lanzhou in Gansu Province, Hulunbuir in Inner Mongolia Autonomous Region, and Xinmi in Henan Province under the franchise. We have obtained a franchise area of about 0.4 billion square meters, 22 subsidiaries, and more than 800 employees.