Building a cloud alliance course sells well. How's the sales?

All right. According to official website's query of Architectural Cloud Alliance, the favorable rate was as high as 90% when the course of Architectural Cloud Alliance sold 4,000 copies in April 2023. The Architectural Cloud Alliance was initiated by the Science and Technology Education Innovation Center of China Architectural Research Institute. Relying on China Institute of Building Research 10, more than 40 national academic associations, more than 70 technical research fields, more than 900 national standards and specifications, and more than 2,000 experts with senior titles, we will integrate experts and technical resources in the building field through live broadcast, online training, online consultation, etc., and strive to build a professional and authoritative technical learning and exchange platform, improve the technical level of construction enterprises, and promote the innovative technology in the building field.