Located at No. The main work is to clean the exterior wall and remove the additives such as the external machine of the air conditioner, add residual iron parts after
Guizhou Kaiyuan Construction Engineering Co., Ltd . is a construction enterprise with private capital as the main body . It was established on November 11, 2002 with a registered capital
At the same time, 9 key tasks for building energy conservation and green building development during the “Fourteenth Five Year Plan” period are defined in the plan – improving the