China on the Tip of the Tongue is a food documentary directed by Chen Xiaoqing and produced by China CCTV. The theme of the program revolves around China people's pursuit of good food and life, and tells the food ecology in various parts of China with specific characters' stories.

The first season of this film was premiered on CCTV1 "Charm Record" on May 14th, 212, broadcast on Taiwan Province Public Television in July, broadcast on Singapore Star and Metropolis TV in September, and broadcast on Hong Kong TVB Emerald TV in October. The second season was broadcast on CCTV comprehensive channel on April 18th, 214. The third season was broadcast simultaneously on CCTV comprehensive channel and record channel on February 19, 218.

when Chen Xiaoqing applied for a topic in Taitai, she temporarily chose a name called "rice, oil, salt, sauce, vinegar tea", and later called it "Travel on the tip of the tongue". Finally, the cast decided on the name "China on the tip of the tongue" after discussion.

Ren Changzhen was inspired by the classification of gastronomy and fields in Slow Food Movement, and divided each diversity of China on the Tip of the Tongue. One of the most important ideas was later presented as "the taste in memory" in China on the tip of the tongue, eating and living at a slower pace. The food is the original kind of food, the cleanest, simplest and most natural.

After the framework was determined, the crew got a copy of China Cooking Complete Book, which listed all the materials related to cooking. Ren Changzhen copied a lot of specific materials about "salted duck", "seasoning" and "Xiangxi bacon" in the book, and later asked two directors of episode 3 and episode 4 to buy one online, specializing in the "transformed inspiration" and.