Green buildings with low carbon, energy saving, environmental protection and livable characteristics have become an inevitable trend. The "Key Points of Building energy Efficiency and Construction Science and Technology in Changsha City in 2018" was officially issued recently, and the proportion of green buildings in Changsha urban area will reach 50% of new buildings in 2018, and the pilot energy-saving transformation of public buildings will also be carried out.

"Green buildings are not simply 'green' through greening, but more importantly, they adhere to the green concept in the design, construction and operation process, and run through the whole life cycle of the building." According to the relevant person in charge of the building energy efficiency and new wall material Management Office of the Municipal Commission of Housing and Construction, at present, a total of 336 projects in Changsha have obtained the green building mark, with a total construction area of 35 million square meters, and more than 50% of the new buildings in the city are constructed in accordance with green standards. According to the main points of this year's work, the implementation rate of energy-saving mandatory standards in the design stage and construction stage of new civil buildings in Changsha urban area and all districts and counties (cities) built-up areas will strive to reach 100%, further promoting the overall level of building energy-saving improvement, and fully implementing the standard of building energy-saving 65%; We will further promote the construction of key cities to improve the energy efficiency of public buildings, and continue to reduce building energy consumption. To increase the promotion of green buildings, the proportion of green buildings in urban areas will reach 50%, and the proportion of green buildings in Changsha County, Liuyang city and Ningxiang city will reach 25%.

As the first mortar enterprise in Hunan Province to win the green building materials label, Renjian mortar is among the best in the industry, whether it is product quality or market share. Renjian mortar will seize the favorable opportunity of the government to promote green building materials at the same time, unite as one, strengthen internal management and product quality supervision, improve sales and service level, and expand their own strength, so as to continue to expand market share.