In view of the excellent box office performance of "Batman: Hour of War" in 2005, the copyright owner, Warner Corporation, decided to continue to invite director Christopher Nolan to sit down in the sequel "Batman: The Dark Knight".
The story of the film was jointly conceived by Christopher Nolan and David S. Goyer, and then Jonathan Nolan was responsible for editing the script. Although this is the second time Christian Bale has worn the "Batman" tights, he still has to carry out some special training for this character, because "Batman" has come to this episode of the story and has Many new features and certain abilities have also been proportionally improved. Bell said: "It is not just the newly added elements that need special training, but some of the original skills have to be consolidated. Now they are right. I knew it very well, and even the way my arms sway when I walked, imitated it exactly."
