Mark Zuckerberg’s closely-watched, 2010 trip to China isn’t the only reason why Facebook may be the safe bet on which of the major U.S.-based social networks will be the first to get the go-ahead to operate in China.

Access to Facebook, Google+ and Twitter are all currently banned by the Chinese government. Google may be renewing expansion efforts in China, but a recent crackdown on popular Chinese microblogging sites designed to mimic Twitter suggest that if any of the big three get the permission to operate in China, the nod will go to Facebook.