We don't know yet whether he was infected with the coronavirus before he went to Bali. Suarjaya said there was a small possibility that the man was infected before he went to Bali. Currently two Chinese patients are being treated in the isolation room of Sanglah Hospital in Bali. The patient stayed on the island for about a week before flying on Garuda Indonesia flight GA858 from Bali to Shanghai on Jan 28. The patient was found to have been infected with the disease by Huainan CDC according to the Weibo post.

Source: The Star February 13, 2020 03:11 UTC