Based on years of industry experience, social resources and talent accumulation in the infrastructure field, the company has developed into a management, investment consulting service and engineering contractor in this field from the traditional bidding agency and procurement agency business.

　　In terms of domestic business, we have participated in the construction of national key projects and the introduction of technical equipment in ports, railways, highways, bridges, airports, urban rail transit and other fields by way of bidding agency, making great contributions to the improvement of technical equipment and production and manufacturing capacity in infrastructure. It mainly includes: 46 port construction and reconstruction projects represented by Yangshan Deepwater Port and Beilun Port, the international shipping center of Shanghai, with a total turnover of 2.45 billion US dollars, 115 10000 ton berths introduced, involving 11 provinces nationwide; The procurement and technology introduction project of high-power diesel locomotives and high-power electric locomotives represented by high-power diesel locomotives of Qinghai Tibet Railway, with a total amount of 11 billion dollars; There are nearly 20 railway construction projects represented by the Beijing Kowloon Railway and the Jiangxi Longjiang Railway of the Ministry of Railways, with a length of 13000 km; There are more than 50 highways represented by Beijing Tianjin Tanggu Expressway, Capital Airport Expressway, Shanghai Hangzhou Expressway and other highways, with a total length of more than 5000 kilometers and a total turnover of 6.4 billion dollars, involving more than 20 provinces in China; 6 bridges represented by Jiangyin Bridge and Nanchang Bridge; There are more than 10 airport facilities projects represented by Beijing Airport and Shanghai Airport, involving 9 cities including Shenzhen, Xiamen, Fuzhou, Harbin, Zhengzhou and Haikou; 10 urban rail transit projects represented by Beijing Metro Lines 1 and 2, Shanghai Metro Line 4 and Guangzhou Metro Line 2..

　　c agents to international engineering contractors, contracting and developing the electrification transformation of Uzbek railway, the export of Uzbek freight electric locomotives, the southern expressway of Sri Lanka, the upgrading and reconstruction of Sri Lanka's Kabadul local road, the expressway in Laos, the Bajin Elevated Expressway in Kuala Lumpur, Malaysia, the E60 expressway in Georgia Ghana Accra Smart Transportation, Uzbekistan Pump Station Reconstruction and other projects.