China denies using LinkedIn to recruit German informants
中國否認利用社群媒體滲透德國政界
The New York Times, December 12, 2017
EN: https://cn.nytimes.com/china/20171212/china-germany-linkedin/en-us/
CH: https://cn.nytimes.com/china/20171212/china-germany-linkedin/zh-hant/