Not many young Internet companies are able to catch the attention of Wal-Mart. Yet Chinese e-commerce site 360buy earlier this year held talks involving hundreds of millions of dollars of investment by the global retail giant. Ultimately, however, 360buys founder Liu Qiangdong chose to move on, and instead accepted $1.5 billion of funds from a group of investors led by Digital Sky Technology, which has successfully invested in Internet companies such as Facebook.