China's national observatory on Wednesday morning issued a red alert for Typhoon Doksuri, the most severe warning in its four-tier warning system, as the fifth typhoon of this year is expected to bring gales and heavy rain to the eastern and southern parts of the country. The typhoon, observed over the ocean about 350 km south of Taiwan at 8 a.m. Wednesday, is expected to move northwest at a speed of 10 to 15 km per hour, the National Meteorological Center said in a statement.