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Another eight miners remain trapped in a 74-meter-deep tunnel, which is blocked by a falling coal seam at both ends, according to the emergency rescue headquarters.

Annual crude output will remain around 200 million tons, or 4 million barrels per day, until 2030, at which point it will start to fall, while natural gas output will reach 380 billion cubic meters by 2050.

Apart from Spain, AliExpress also found early success in Russia, by offering Chinese products including clothing and car parts at a lower price. It also advertised its services and teamed up with local payment providers. The platform has been Russia's biggest shopping site since 2014, according to researcher TNS.

Apart from traditional infrastructure projects like highways and airports, Qi said construction machinery will be key in supporting the growth of new infrastructure projects, such as building 5G base stations, telecommunication towers, ultrahigh voltage grids and intercity high-speed railway networks.

Apart from lowering ticket prices, tourist sites have also resorted to other means including increasing operating hours and launching livestreaming travel to attract tourists as the industry recovers from the economic blow, he said.