Project Name: China Southern Airlines Hangar Project at Daxing New Airport Project Location: Daxing District, Beijing Project Overview: The Hangar No. 1 of China Southern Airlines Base at Beijing's new airport has a total area of 39,000 square meters, which is equivalent to 5 football fields or 80 basketball courts. It consists of a maintenance hangar hall and a four-story annex building. It is designed to accommodate five wide-body aircraft and three narrow-body aircraft, which can amount to twelve aircraft including two Airbus A380 and three Boeing 777 at the same time. This design can meet the flexibility of parking aircraft of different models and different maintenance requirements. The project is the largest single-unit project in the China Southern Airlines base at Beijing's new airport. After its completion, it will become one of the largest aircraft maintenance hangars in Asia and in the world.

Project Name: China Eastern Airlines Hangar Project at Daxing New Airport Project Location: Daxing District, Beijing Project Overview: Beijing Daxing International Airport Eastern Airlines Base Maintenance and Special Vehicle Maintenance Area Phase I Project, with a total construction area of 85,400 square meters, includes 15 stand-alone buildings such as a hangar and its annexes, business buildings, aviation materials warehouses, and North District Energy Power Center. The hangar in the north area has a total construction area of 28,000 square meters, which is the largest single-unit project in the China Eastern Airlines base. It consists of a maintenance hangar hall and a four-story annex building. It is designed to accommodate two wide-body aircraft or three narrow-body aircraft, which may allow two Boeing 747 or three Boeing 777 to be parked at the same time. This design can meet the flexibility of parking aircraft of different models and different maintenance requirements.

Project Name: China Eastern Airlines(Beijing) Airplane Maintenance Depot Project location: Beijing Capital International Airport Project Overview: The support base project of China Eastern Airlines(Beijing) is one of the key construction projects of China Eastern Airlines in Beijing. The project is located in the 26th block of Shunyi District, Beijing, with its eastern border extending the airport's north line, and its southern border extending to No.3 road in the bonded functional zone. To its west is the planned road and to its north is the south side road of the airport's north line. The planned area is 44.014 mu, of which 79,226 square meters above ground and 34474.2 square meters underground. The total investment of the project is about 720 million yuan. The maintenance depot is the focus of the project.

Equipment usage: We have chosen to use ECOPAN infrared hot water radiant panels of 8,580 meters for this project, which fully reflects the advantages of using hot water radiant heating equipment in large spaces.

Project Name: China Southern Airlines Daxing New Airport International Freight Terminal Project Project Location: Daxing District, Beijing Project Overview: This project is located in the China Southern Airlines International Freight Terminal of Beijing's new airport, with a total construction area of 23,800 square meters. The height of the attached office building is 19.1 meters, and the height of the freight operation area is 15.9 meters. The freight warehouse is an operational logistics building, and the storage area in the building is smaller than that of the logistics area, which ensures the temperature and comfort of the staff during work.

Project Name: Beijing Tianhai Industry Co., Ltd. Plant Project for the Production of LNG Cylinders and Cryogenic System for Vehicles Project Location: Fei County, Tongzhou District, Beijing Project Overview: This plant project has a construction scale of 67,800 square meters and a registered capital of 545.22 million yuan. The company mainly engages in the sales of cryogenic equipment, automotive liquefied natural gas bottles, mini tanks, natural gas equipment, petroleum equipment, pressure vessels, mechanical equipment and accessories, etc., and is among the industry leaders.