- Title: 知否知否应是绿肥红瘦 / Zhi Fou Zhi Fou Ying Shi Lv Fei Hong Shou
- English title: The Story of Minglan
- Also known as: 庶女：明兰传 / Concubine's Daughter: Legend of Minglan, Don’t you know? The green should be plump and the red lean
- Genre: Historical, romance
- Episodes: 73
- Broadcast network: Hunan TV
- Broadcast period: 2018-Dec-25 to 2019-Feb-13
- Air time: 19:30
- Original soundtrack: The Story of Minglan OST
Sheng Ming Lan has been mistreated by her legal mother and half siblings her whole life after her mother's death. Although she is the daughter of an official, she is the sixth child, and is often looked down on despite her beauty and intelligence.
Throughout her years of suffering, she decides to devise a plan to avenge her mother's death. In order to do so, she must be patient and hide her true intentions from everyone else in the dynasty.
One day, Ming Lan, meets Gu Ting Ye, the hedonistic son of the Marquis of Ningyuan. They fall in love and over the years their relationship leads to marriage.
As a power couple working towards the same goals, can they avenge Ming Lan's mother's death?
- Sheng Family
- Gu Family
- Qi family
- 2020 30th China TV Golden Eagle Award:
- Outstanding Television Series
- Audience's Choice For Actress (Zhao Li Ying)
- 2019 Baidu Fudian Awards: Top Ten Television Series
- 2019 Film and TV Role Model 2019 Ranking: Most Popular Supporting Actor (Zhu Yi Long)
- 2019 6th The Actors of China Award Ceremony: Best Actor (Emerald Category) (Zhu Yi Long)
- Filming lasted 208 days beginning on September 6, 2017 and ending on April 1, 2018.
- Filming took place in Hengdian World Studios, Jiaxing, Xinchang and Wuxi.
- The two screenwriters and Director Zhang Kai Zhou worked together in Battle of Changsha.
- The time travel from the original novel was removed as there are restrictions on the subject matter on Chinese television.
- Although it is Zhao Li Ying and Feng Shao Feng's 6th time working together, they only had more scenes together in The Monkey King 3 and The Story of Minglan.
- The crew used candles as lighting while filming.
- Filming style was similar to a stage play as the actors act out their scenes from beginning to end.
- It is Zhang Kai Zhou's first historical drama.
- Hunan TV received flak for making s to existing episodes in order to extend the drama series to 78 eps. As a result, The Story of Minglan had only 20 minutes of air time on some nights. The finale was also split into two parts that aired on Feb 12 and Feb 13. It was made to coincide with the premiere of Unbeatable You on Feb 12.