Answer: Camellias are hardy and need flower protection only when the temperatures drop below freezing. Even then only the opening buds showing color are likely to be damaged. After the cold, the tight buds should continue growth and flower. Plantings are either early, mid-or late-season bloomers.
Beijing Population 2017. The current population of Beijing according to the 2010 census, as reported by the official Chinese Government statistics agency, was 19,612,368. The population at the beginning of 2016, according to some estimates, is 21.7 million.
Chongqing carved out of Sichuan province in 1997, is de facto a Chinese province with the status of a provincial-level municipality like Shanghai, Beijing and Tianjin. And this should be the largest? Actually Chongqing's core population is about 7.5 million. The largest, the biggest, or the most populous cities?