Tension between the rivals ramped up in August after border blast.
China said it will continue to build facilities in South China Sea.
Two oppo leaders were hanged for atrocities committed during 1971 war.
President Thein Sein said all duties would be transferred to the next government systematically and on schedule.
Some 100 people were arrested in latest internet crackdown.
Dozens were arrested during a rally against labor reforms.
Visit could be a rare diplomatic opening by the isolated state.
Police opened fire and used tear gas to disperse the crowds.
A major earthquake struck the remote Afghan northeast on Monday.
The two officials being held are at center of corruption scandal.
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