Salman's co-star Zhu Zhu's Absence in film's promotion

Promoting a film is much needed whether it has big star-cast or not and the Chinese actor Zhu Zhu who has a major part to play in Salman Khan starer 'Tubelight' wasn't seen in any film's promotion. A film that has International artists or is an international film with Bollywood actors usually do their bit of promotion