Ericsson today announced it is working with Kaixin001, the largest and fastest-growing social networking site in China, on a three-year partnership to develop mobile applications that will help millions of users access the site wherever and whenever they want. Launched in March 2008, Kaixin001 already has more than 50 million subscribers in China and among Chinese speakers across the world, and is attracting about 200,000 new registrations a day.