HOHHOT, April 8, Xinhua -- Forest police in north China's Inner Mongolia Autonomous Region were on guard as a grassland fire from Mongolia approached the border on Friday.

At 9 a.m. the fire was close to the border region east of a land port in Xilingol League. It threatened some important facilities and the haystacks stored by herdsmen near the border, according to police.

So far forest police have successfully blocked about ten fire fronts which endangered the border. The fire is being closely watched.