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The air quality index (AQI) readings at some sites in Tianjin, a northern port city neighboring Beijing, exceeded 300 on Saturday morning, indicating serious air pollution.
Xi arrived in the Latin American nation on Thursday for a state visit, the first trip to the country by a Chinese head of state in 36 years, and the first leg of his three-nation tour to the continent.
Fan also said that China has maintained long-term and close military exchanges with Tanzania as good friends and will carry forward the friendship.
BEIJING, Dec. 22 (Xinhua) -- Chinese Premier Li Keqiang has stressed the need for improvement in flood control and disaster prevention.
China will keep the yuan basically stable, while improving the flexibility of exchange rates.
来源：资阳报