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By the end of 2018, the scale of China's digital economy reached 31 trillion yuan, accounting for one-third of the national GDP. The country's total length of optical cables reached 43.58 million km, and the number of users of 4G networks hit 1.17 billion.
By the end of 2018, JD.com will have installed PV cells on millions of square meters warehouse roof, according to Chu Xuhui of the company.
CAD Fund was set up by China in 2007 to focus on investment in Africa, and is funded by policy bank China Development Bank. So far it has invested a total of .5 billion in 91 projects in 36 countries.
By the end of 2017, the number of coal mines in China dropped to about 7,000 from 10,800 in 2015, said Jiang Zhimin, vice-president of the China National Coal Association.
CANBERRA -- Australian Minister of Environment Sussan Ley has warned that koalas could be listed as an endangered species as a result of bushfires.
来源：资阳报