Amazing drama. Invested up to 600 million and spent 50 million to build the Chang'an city. Spent 7 months to complete the drama. Author Ma Boyong himself attaches great importance to restoring history. This play highly respects the original work, and the props, costumer, make up is quite attentive. The compact and smooth plot and the actors' perfect acting skills have all contributed to the popularity of "The longest day in Chang'an".