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China has been testing the ability for future astronauts to stay on the moon for extended periods, as Beijing has been accelerating its space program and looks to put people on the surface of the moon within the next two decades, Reuters reported.

China decided in late April to reform ChiNext and replace its approval-based IPO system with a registration-based one, introducing a series of measures in a bid to better cultivate new industry start-ups and bolster the real economy.

China has announced plans to achieve an annual output of more than 100,000 industrial robots by 2020.

China began importing solid waste as a source of raw materials in the 1980s, and has for years been the world's largest importer of recyclable materials. Solid waste often contains hazardous elements.

China has a four-tier, color-coded warning system for severe weather, with red the most serious, followed by orange, yellow and blue.