China's ambassador to the Philippines said last week that Beijing would "easily win" a conflict between the countries, leading to calls for his expulsion.

One in every three residents in Chinese capital Beijing will be aged 60 or above by 2035. 

"If this technology is considered effective, does not cost too much and can be applied across Indonesia, then why not?" new Indonesia disaster agency head Kristomei Sianturi said.

China's economic growth in Q3 is an improvement on the more-than-three-year low of 4.3 per cent in the April-to-June period.