Two fires are raging through forests in mountainous Sichuan Province in southwest China, local authorities said on Tuesday.A fire broke out on Tuesday afternoon in a forest near Xichang City intheremoteLiangshanprefecture, Xinhua quoted the city's emergency office as saying.Firefighters, forest police officers and armed police and a helicopter have been dispatched to battle the blaze, according to the emergency office. The cause of the fire was being investigated.Meanwhile, another forest fire, which broke out around 1 p.m. on Monday in Dechang County in the prefecture, has not yet been extinguished. Over 150 people and a helicopter are trying to contain the fire.