 In 2007, Yen returned to basketball when he signed with Yunnan Bulls in the Chinese Basketball Association in mainland China to play in the 2007-2008 season.As a starter, he averaged 8.1 points and 5.2 assists (3rd in the league) in 22 games.After the season, he returned to Taiwan to play for Taiwan Beer in the SBL where he won his only club championship title.