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By June 2017, the Cambodian government had expanded electricity to 11,195 villages nationwide, or about 79 percent of the kingdom's total villages, the ministry said, adding that a total of 1.98 million households were also connected, or 60.4 percent of the kingdom's 3.28 million households.
But the sudden rise of internet-based jobs has rendered the original social security arrangements incapable of safeguarding the rights of those working in the shadow of the gig economy, according to Zhang Haidong, a sociology professor at Shanghai University who studies social mobility.
But the e-commerce giants will find it hard to crack the largest category－fresh food－due to the high costs of cold-chain delivery and the low shipping fees customers are prepared to pay, according to research by Goldman Sachs in March.
But the study did not find a direct causal link between PM2.5 exposure and COPD, just correlation, said Yang Ting, a respiratory disease doctor at China-Japan Friendship Hospital, who participated in the study.
But the problem was far more complicated than Zhang thought. "Most people thought producing phone screens was simple, so it could be done entirely by robots," Zhang said.
来源：资阳报