As they spend more time together, Sidhu learns that Cho is actually a Chinese princess who has been sent to India to learn about the local culture. Cho's family wants to strengthen the ties between China and India, and they believe that a culinary exchange program is the perfect way to do so.

"Chandni Chowk To China" is a 2007 Indian comedy film directed by Nikhil Advani. The movie stars Shahid Kapoor, Deepika Padukone, and Omi Vaidya. The film is a humorous take on the China-India border dispute and the cultural differences between the two nations.

Sidhu and Cho decide to travel to China to open a Indian restaurant, which leads to a series of hilarious misadventures as they navigate the cultural and linguistic differences between the two nations.

The movie follows the story of Chandni Chowk, a popular street food market in Delhi, and its beloved chef, Sidhu (Shahid Kapoor). Sidhu is a simpleton who dreams of becoming a successful chef. One day, he befriends a Chinese woman, Cho (Deepika Padukone), who is on a mission to learn Indian cuisine.