Celebrities meet and greet fans on the red carpet, appear at press conferences amidst thunder and lightning, and make special efforts to show up at important openings in China. Liu Wei looks at Hollywood's star power at work to win the world's largest audience.

He wanted people to kneel before him and shout his name, but the villain was thwarted by The Hulk and slammed onto the ground. For Tom Hiddleston, though, the people were screaming his name without any prompting, unlike his screen villain Loki.

Hiddleston was in Beijing on Oct 11 to promote Thor 2, in which he reprises the role of Loki.