July 27, Duowan.com, a leading online gaming portal in China and developer of online voice based gaming tool YY, plans to list in the U.S. this year. The website received an initial $1 million from angel investor Lei Jun in 2005, when it was launched, and $4 million in second round financing from Morningside Ventures. The Walt Disney Co. invested in third round financing in 2008 and at the end of 2009, it raised $23 million in its fourth round financing.