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Bottled liquefied petroleum gas has been blamed for causing the explosion.

BEIJING, Aug. 24 (Xinhua) -- China's environmental protection authority announced Thursday that 28 northern cities are aiming to lower a major air pollution indicator by at least 15 percent this coming winter.

China's road building is being conducted entirely within Chinese territory and India has been kept fully informed of all proceedings throughout, a reflection of China's goodwill in the matter.

China and Saudi Arabia agreed, among others, to set up a package of bilateral energy cooperation mechanisms when Zhang met with Saudi Crown Prince Mohammed bin Salman.

China is striving to set up the first-ever global quantum communication network by around 2030, through linking a satellite constellation consisting of dozens of quantum satellites and ground-based quantum communication networks.