(TrendHunter.com) JD Daojia (JDDJ) and Perfect Diary are offering one-hour delivery services to Chinese customers so that they can get their hands on popular cosmetics in no time at all. Thanks to China's... (TrendHunter.com) JD Daojia (JDDJ) and Perfect Diary are offering one-hour delivery services to Chinese customers so that they can get their hands on popular cosmetics in no time at all. Thanks to China's...