China has by far the most active Social Media sites in the world. Approximately 90% of the population with internet access are registered on one or more site. Understanding this trend is essential for foreign companies contemplatiing market entry and one fundamental aspect of social-media usage in China: it has a greater influence on purchasing decisions for consumers in China than for those anywhere else in the world. Chinese consumers say they are more likely to consider buying a product if they see it discussed positively on a social-media site, and more likely to actually purchase a product or service if a friend or acquaintance recommends it on a social-media site.
The following Inforgraphic was compiled by http://www.ciccorporate.com