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"Facebook has maintained its monopoly position by buying up companies that present competitive threats and by imposing restrictive policies that unjustifiably hinder actual or potential rivals that Facebook does not or cannot acquire," the commission said in the lawsuit filed in US District Court in Washington.

"E-commerce brings development to remote and impoverished areas, and boosts modern production in rural areas, therefore revitalizing the countryside," said He Yupeng, vice-director of the China Institute for Rural Studies at Beijing's Tsinghua University.

"Experiencing such an abrupt change from Beijing to a place so destitute, I was deeply affected," Xi said, recalling the whole village turning dark at night because the only light available was provided by a few old kerosene lamps.

"Digital media and entertainment and core commerce will continue to create more synergies," she told investors.

"Even if it is removed from the membership, a company can still adopt the standards or develop its own technology outside of global standards," said Xiang Ligang, director-general of Information Consumption Alliance, a telecom industry association.