Eastern China (Shanghai):
3,560-3,570 yuan ($506-508) per tonne, narrowing upward by 10 yuan per tonne
Northern China (Tangshan):
3,330-3,350 yuan per tonne, down 10-20 yuan per tonne
Prices in Shanghai were stable, but traders there said trading was thinner compared with a day earlier.
A similar situation was reported in the north, which dragged down prices.
A Shanghai-based trader said that buyers were...