Wal-Mart Buys Out China E-Commerce Firm Yihaodian in Online Push Wal-Mart Stores Inc has taken full ownership of Chinese e-commerce firm Yihaodian.com, buying out the 49 percent stake that it did not already own to accelerate its push online, the U.S. retail July 24, 2015 Business/Channel/IT Magazine/Magazine Advertisement india/New Feature/News/Product Launch/Social Media/Technology News