Doing a good job in stabilizing investment and accelerating the construction of infrastructure projects is an important support for expanding domestic demand and stabilizing the economic market. This year, in the face of complex domestic and international situations, all departments around the country have implemented the decisions and arrangements of the CPC Central Committee and the State Council, better coordinated epidemic prevention and control and economic and social development, took expanding effective investment as a key measure to stabilize the economy, accelerated infrastructure construction, and actively played the role of infrastructure projects as a driver and government investment as a lever to promote steady growth of investment. Steady investment, increase the strength of infrastructure construction, and prosper for thousands of years, first in transportation. In cold winter, Alashan Left Banner, Inner Mongolia. The construction site of Yinba Branch Line of Baotou Yinchuan High speed Railway is in full swing: excavators are operating orderly, engineering vehicles are transporting back and forth, workers are busy shuttling between reinforced concrete... "After the completion of this railway, the Alxa League will access the national high-speed railway network, ushering in new opportunities for development." Cui Baohong, project leader of China Railway 15th Bureau, said. The Yinba branch line of Baotou Yinchuan high-speed railway is 115km long, with an estimated investment of 6.9 billion yuan. After completion, it will significantly improve the external traffic conditions in remote areas and accelerate the development of regional economy. Since this year, efforts to stabilize investment have continued to increase. According to statistics, in the first 10 months, China's total planned investment in newly started projects increased by 23.1% year on year, and the funds in place for investment projects (excluding real estate development investment) increased by 22%. Over the same period, the total investment in fixed asset projects approved by the National Development and Reform Commission reached 1423.3 billion yuan, mainly concentrated in energy, transportation, water conservancy and other industries, 2.9 times the same period last year. Policy based development financial instruments have become a key measure to stabilize investment. According to the data of the Central Bank, as of the end of October, 740 billion yuan had been invested in two batches of financial instruments, supporting more than 2700 major projects, and the operating rate exceeded 90%. In the fourth quarter, all local departments further grasped the key window period of expanding the economic stability and upward trend, and a number of major projects were intensively started: the construction of Chang Jiu high-speed railway, an important component of the "eight vertical and eight horizontal" high-speed railway main channel, Beijing Hong Kong (Taiwan) channel, was started; The construction of Chengdu Chongqing Middle Line High speed Railway, an important channel of Chengdu Chongqing Double City Economic Circle, started; The construction of Shandong Menghe Shuanghou Reservoir, the "Fourteenth Five Year Plan" water security assurance project, began... Liu Lifeng, a researcher at the Investment Research Institute of the Chinese Academy of Macroeconomics, said that the steady growth of infrastructure investment has played an important basic role in stabilizing investment growth. With the support of special bonds and policy oriented development financial instruments, the growth rate of infrastructure investment will continue to rise. Promoting development, new infrastructure unleashes new momentum, and new infrastructure construction is the strategic cornerstone to support the development of new businesses, new industries, and new services. In the data center of the western cloud base in Zhongwei City, Ningxia, in the soon built machine room, rows and rows of servers are running at high speed, and massive information data are gathered and distributed here; Outside the computer room, at the construction site of China Unicom's Zhongwei Cloud Data Center Phase III Project, there was constant mechanical noise and cutting noise... Xue Junyong, director of Zhongwei Cloud Computing and Big Data Development Bureau, said that the local government continued to enable high-quality development with new infrastructure. In the first three quarters of this year, the cloud computing and big data industries led the city's information transmission, software and information technology service industries to increase their added value by about 18% year on year.