Imports from the two nations had nearly doubled in the past five years, while prices declined.
Well-wishers and supporters of late premier Zhao Ziyang are detained as they try to pay their respects at his family home in Beijing.
The villager was one of a group detained for protesting the seizure of their land for use by a Vietnamese rubber company.
Those guilty of recruiting or deploying children are being demoted and sent to military or civilian prisons.
