After losing 430 to CCM in the great China DotA reshuffle and EHOME taking veteran player, LongDD, Deity was down to three members. Namely 186, insence and Zippo. Due to the lack of players and two of their existing player choosing to retire from the DotA scene. The team has decided to disband.
186 have made it public that he will retire entirely and will only play DotA as an entertainment. He cites personal issues as the reasons for his retirement. Insence will also retire, but only as a player. He has stated that he may come back as the up and coming team, Tyloo's manager.

Links
SGamer - Deity disbands (Chinese)
SGamer - Short interview with 186 (Chinese)