BEIJING, Sept. 5 (Xinhua) -- China's first space documentary, filmed in 8K ultra-high-definition cameras by its astronauts, premiered in theaters on Friday. The film offers an awe-inspiring spectacle ...

When it comes to Hong Kong's famous attractions, Victoria Harbour is undoubtedly a must-see. But did you know that this stretch of water suffered from severe pollution in the 1960s and 1970s? At the t ...