· 10,000 external costs per private car

Today, the idea of ​​“user pays” has been generally accepted and deeply penetrated into the process of public policy formulation. Fuel tax, parking fees, congestion fees, mileage-based fees and other policy instruments have been well used in many foreign cit

March 4 Tianjin steel market price quotes

Product Name Specification Material Steel Factory/Origin Price Today (yuan/ton) Yesterday Price (yuan/ton) Change (yuan/ton) High-line φ6.5-10mm Q235 Shougang 4980-4990 4950-4960 Up 30 High-line φ6.5 -10mm Q235 Tangshan Steel 4980-4990 4950-4960 up 30 high line φ6.5-10mm Q235 Xua