Welcome to the official website of Longqing Southeast！
Longqing Southeast（Hainan）Green Building Co., Ltd. is a modern enterprise integrating prefabricated building integrated design, production, assembly construction, digital manufacturing and information management. The company headquarter is located in Haikou, China, and production base is located in Jinpai Port Industrial Park, Lingao County, China, covering an area of 120000㎡, with a total investment of 72 million dollars(525 million yuan) and an annual capacity of 80,000-100,000 tons.
We have a number of qualifications, including the professional first-class contracting of steel structure engineering, more than 300 independent intellectual property rights of green building complete technology system and national patent technologies, and won the "National Science and Technology Progress Award first Prize" in 2021.
Longqing Southeast upholds the green, eco-friendly, digital intelligent prefabricated building technology, and strives to promote green building and green development, constantly in line with international standards, and improves the technology and quality of green building, and provide customers with customized solutions.
South China Region > Guangdong, Guangxi, Hainan, Hunan, Hong Kong, Macau
southwest Region > Sichuan, Chongqing, Guizhou, Yunnan, Tibet
Northern Region > Beijing, Tianjin, Hebei, Liaoning, Heilongjiang, Jilin, Henan
Northwest Region > Gansu, Qinghai, Shaanxi, Shanxi, Xinjiang, Inner Mongolia, Ningxia
East China Region > Zhejiang, Shanghai, Fujian, Jiangsu, Anhui, Shandong, Hubei, Jiangxi
Longqing Southeast（Hainan）Green Building Co., Ltd. is a modern enterprise integrating prefabricated building integrated design, production, assembly construction, digital manufacturing and information management. The company headquarter is located in Haikou, China, and production base is located in Jinpai Port Industrial Park, Lingao County, China, covering an area of 120000㎡, with a total investment of 72 million dollars(525 million yuan) and an annual capacity of 80,000-100,000 tons.
We have a number of qualifications, including the professional first-class contracting of steel structure engineering, more than 300 independent intellectual property rights of green building complete technology system and national patent technologies, and won the "National Science and Technology Progress Award first Prize" in 2021.
Longqing Southeast upholds the green, eco-friendly, digital intelligent prefabricated building technology, and strives to promote green building and green development, constantly in line with international standards, and improves the technology and quality of green building, and provide customers with customized solutions.
South China Region > Guangdong, Guangxi, Hainan, Hunan, Hong Kong, Macau
southwest Region > Sichuan, Chongqing, Guizhou, Yunnan, Tibet
Northern Region > Beijing, Tianjin, Hebei, Liaoning, Heilongjiang, Jilin, Henan
Northwest Region > Gansu, Qinghai, Shaanxi, Shanxi, Xinjiang, Inner Mongolia, Ningxia
East China Region > Zhejiang, Shanghai, Fujian, Jiangsu, Anhui, Shandong, Hubei, Jiangxi
Promote prefabricated construction industry development through better solutions
Leading the upward force of the city's future
integrity, transcendence
Dare to be the first and be at the forefront
Digital intelligent assembly, beautiful city service provider
Green technology building, Digital and intelligent prefabricated steel structure
The first national postdoctoral research workstation in the industry
Grade A Steel Structure Design Institute
The industry's first nationally recognized enterprise technology center
Zhejiang Provincial Academician Expert Workstation
Zhejiang Provincial Enterprise Research Institute Zhejiang Provincial Key Innovation Team
Zhejiang Prefabricated Steel Structure Construction Engineering Technology Research Center
The first batch of national demonstration academicians and expert workstations, collaborative innovation center for safe operation and application technology of long bridges, prefabricated steel structure bridge industry technology innovation alliance (Ministry of Transport)
National Local Joint Engineering Research Center for Advanced Structural Design and Construction Technology
Zhejiang Skill Master Studio
National Aquatics Center (Water Cube)
Jinan Olympic Sports Center Swimming Pool
Olympic Badminton Artistic Gymnastics Competition Hall
Terminal 3 of Beijing Capital International Airport
Guangzhou New TV Tower
Weihai International Commodity Trading Center
Tianjin Museum
Xi'an Aircraft Industry (Group) Co., Ltd. Assembly Building 369
Sichuan Toyota Motor Co., Ltd. Joint Factory
National Aquatics Center (Water Cube)
Guangdong Science Center
Henan Art Center
China Film Museum
Henan Nanyang Yahekou Power Plant Coal Storage Project
Guangzhou International Convention and Exhibition Center
Yunnan Qujing Hall
Tianjin Metro Line 1 Project
Yantai University Multi functional Gymnasium
Shanghai Maritime University Lingang New Campus Sports Center
Weifang Olympic Sports Center Stadium
Shaanxi Famen Temple Heshi Pagoda
Hangzhou Grand Theatre
Guiyang Cigarette Factory Relocation Technology Renovation Project Joint Workshop Project
Guangzhou New TV Tower Steel Structure Project
Steel Structure Engineering of University of Electronic Science and Technology of China Gymnasium
Empty Zhonghua West Village
Shanghai Maritime University Lingang New Campus Sports Center
Wuhan Poly Culture Square Steel Structure Project
Jinan Olympic Sports Center Swimming Pool
Nanchang International Sports Center Stadium
New Steel Structure Project for Shanghai Hongqiao Station on the Beijing Shanghai High Speed Railway
Ningxia Helan Mountain Sports Stadium
National Aquatics Center (Water Cube)
Jinan Olympic Sports Center Swimming Pool
Shanghai Maritime University Lingang New Campus Sports Center
Yantai University Multi functional Gymnasium
Nanjing Jiangning Sports Center Stadium
The 8th Yunnan Provincial People's Games Zhaotong Sports Stadium
Zhejiang Huanglong Sports Center Gymnasium
T3A Main Building, Terminal 3, Beijing Capital International Airport
Qingdao Liuting Airport International Terminal
Shanghai Sheshan Forest Theater
Shanghai Maritime University Lingang New Campus Sports Center
Swimming pool and gymnasium in the resource sharing area of Songjiang University Town, Shanghai
Shanghai Crane Transport Machinery Factory Nuclear Power Complete Crane Transport Equipment Technical Renovation Project Joint Factory Building
Shanghai Pudong International Airport Expansion Project West Cargo Area Public Cargo Station
Shanghai Saikeli Automotive Mold Technology Application Co., Ltd. Phase II Factory
Shanghai Electric Lingang Heavy Equipment Base Joint Factory
Shanghai Automotive Exhibition Center
T3A Main Building, Terminal 3, Beijing Capital International Airport
Tianjin Binhai Airport renovation and expansion
Empty Zhonghua West Village
Tonglu Fuchunjiang Lijun Hotel
Hangzhou Wanyin International Building
Nanchang International Sports Center Stadium
Chengdu Shuangliu Sports Center
Guangzhou Nansha Sports Center
Weifang Olympic Sports Center Stadium
Research on Key Technologies for Manufacturing Polyhedral Space Rigid Frame Structures
New type of suspended dome steel structure project for the 2008 Olympic Badminton Gymnasium
Application and research of new seismic isolation and vibration reduction technologies at Guangdong Science Center
Fiber optic health monitoring technology research and application at Guangdong Science Center
Research and application of prestressed space pipe truss in large-span chord tube
Construction technology of bidirectional guide rail cumulative sliding method for large-span cylindrical lattice shell structure
Comprehensive technology for design and construction of large irregular single-layer mesh shell system
New bolt ball joint, point research and application
Service phone number：
Southeast grid structure
+86(0898)32009999