Bank Indonesia (BI) cut the 7-day reverse repurchase rate by 25 basis points to 5.50%.
The Indonesian government has reopened its market to shipments of Brazilian chicken.
China's exports unexpectedly rose in July, growing 3.3% from a year earlier, customs data showed on Thursday.
Bank Indonesia's new senior deputy governor on Wednesday forecast a long period of monetary policy easing.
China's state banks have been active in the onshore yuan forwards market this week.