its three major games Magical Land, Woool, and Legend of Mir II would be forever be free to play. Allowing gamers to pay for in-game items instead of subscriptions, the "freemium" model was then uncommon in China. The change proved controversial in Wall Street and Shanda's share price initially dropped 70%. Shanda defended the change, arguing that free games accounted for most of the top titles in South Korea, a trend which could be replicated in China. It was later revealed that once Shanda's games adopted this model, average customer spending increased from 30 Chinese yuan to 55 Chinese yuan per quarter. Revenue rebounded after about nine months, and in 2006, Shanda Interactive's internet games sales increased 44 percent from the year prior. Shanda Interactive announced in February 2007 that the free-to-play model was proving lucrative, and shares increased 10 percent in value that day. Following Shanda's example, other Chinese online game operators began declaring many of their titles free to play. By 2007, most new games in China were using the freemium model. In July 2006, Motorola announced it would launch wireless versions of Shanda's games in China, with World of Legend and Magical Land to be playable on certain Motorola E680g handsets. By November 2006, Shanda was expanding from online games into an "entertainment empire on the Internet, mobile phones and TVs," according to China Daily. Shanda sold 4 million shares of Sina Corp for $129 million in February 2007. In June 2007, Shanda Interactive signed licensing and distribution agreements to expand World of Legend, Magical Land and Crazy Kart into Vietnam, Hong Kong and Macao. In November 2007, Shanda Interactive purchased a 30 percent stake in NCsoft China, giving Shanda the rights to distribute the popular game Aion in China. 2008-2009: Shanda Literature Shanda Games Limited had become a business unit of Shanda Interactive by early 2008, and Shanda Interactive continued to diversify. In 2008, Shanda Interactive established Shanda Literature Limited as a business unit with former Sina executive editor Xiaoqiang Hou as CEO. Shanda Literature began offering literature and other publications through websites, offline publication and phones. The unit purchased Qidian, Hongxiu, and jjwxc.com, three of China's biggest literary portals, as well as publishing companies such as tingbook.com, Huawentianxia, and Zhongzhibowen. Qidian was the largest Chinese online literature platform in 2008, with 20 million registered accounts. In 2009, Shanda Literature spurred controversy for promoting the popular