"Night At The Museum 3" headed the Chinese box office with a $26.2 million week. It beat a strong Korean-Chinese opener "20, Once Again!" (aka "Miss Granny").
Deal reflects existing swell of cross-border Korean-Chinese film-making
Picture is representative of new era of mainland Chinese genre films.
While the explosive growth of China's film industry — its box office hit $3.57 billion in 2013 — is attracting the attention of its Asian neighbors, challenges including censorship, as well as…