Despite facing continued accusations of being 'crazy', he relays a further message to 'be suspicious of the US,' writes one Reddit user who says he got a friend to translate the posts.
The blogger later claims to have persuaded some people to follow his warning.
But after December 17, there was no more activity on his account.
Since the disappearance of Flight 8051, many have reacted with astonishment at the apparent prediction, with speculation rife that he was a Chinese intelligence official or a hacker who had obtained information from the group allegedly responsible.