Did President Obama Also Bow to China Premier Wen Jiabao During His Recent Trip?

What is it with President Obama and bowing to other foreign leaders? Here's a picture in which he is making a bowing gesture to Chinese Premier Wen Jiabao during his recent visit. This is happenening far too frequently for Obama not know that it is causing an uproar in the United States. I guess he just doesn't care. How else can you explain this?