The 2,682-square-foot home, which was built in 1996, is in the Lake Bluff West neighborhood.
Cheng has been a senior tax accountant at ev3 Inc., a medical device company headquartered in Plymouth, Minn.
Cheng attended the Carlson School of Management at the University of Minnesota.
There were 55 sales in Lake Bluff in 2008, with a median sales price of $570,000.
Address: 29578 North Birch Avenue
Buyer(s): Lao Yanbin and Cheng Songmei
Seller(s): Lake Forest Bk-Tr Co
Sale date: Jun. 16, 2009