The first company: Guo Tong Stock (002205).
Main business: manufacturing and transportation of cement products such as prestressed concrete filled steel tube (PCCP), various water pipelines and their special-shaped fittings and fittings, subway shield rings, and related technical development and consulting services, investment, construction and operation of urban municipal infrastructure, Tonggou City and Sponge City.
Second place: Haicheng, China (002 1 16)
Main business: providing design, consulting, supervision and general contracting services for domestic and foreign engineering construction.
Third place: Shanghai Energy (600508)
Main business: coal production and sales, power production, electrolytic aluminum production, electrolytic aluminum, cast aluminum processing and other businesses.
Fourth: COSCO Hite (600428)
Main business: shipping and coastal cargo transportation.
Today, the unit is located in the area above the red outer track above the extreme channel tool of the winner Gann Software.
Fifth: Daqing Huake (000985)
Main business: production and sales of fine petrochemical products, medicines and health products.