Officials, entrepreneurs and experts from China, Mongolia and Russia attend the 2016 China-Mongolia-Russia Think Tank Forum held in Hohhot, Inner Mongolia autonomous region, on Sept 28. [Photo/people.cn]

The facilitation of trade and investment sub-forum is a part of the 2016 China-Mongolia-Russia Think Tank Forum held in Hohhot, Inner Mongolia autonomous region, on Sept 28. [Photo/people.cn]