Eastern China (Shanghai)
: 4,000-4,010 yuan ($582-583) per tonne, narrowing from 3,990-4,040 yuan per tonne
Northern China (Beijing)
: 3,930-3,980 yuan per tonne, up 20 yuan per tonne
A Shanghai-based trader said trading activity during the day was better than on Tuesday after sentiment improved on gains in the futures market.