China tightened censorship on mobile messaging apps on Thursday with stiff rules aimed at limiting dissent, while it simultaneously emerged that a number of foreign chat services had been blocked in the country.
中國週四收緊了針對移動即時通訊工具的審查制度，出臺了旨在限制異見的嚴厲規則，同時有訊息稱，一些國外聊天服務已遭到中國過濾。
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