The film took fifteen months to shoot.[2] The actors observed the process inspiring but demanding. They essential many work to understand the times, currently being slightly younger than Wong and acquiring developed up in a very fast changing Hong Kong or, in Maggie Cheung's situation, partly in the United Kingdom. http://rivergaqfs.webbuzzfeed.com/183283/sunleung-again-shirt-room-things-to-know-before-you-buy