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| Deng Kai’s Extreme Transformation Steals Spotlight in Pursuit of Jade. (Credits: Upmedia) |
Deng Kai has quietly become one of the most talked-about names in Pursuit of Jade (逐玉), with his portrayal of the unstable yet tragic Prince Qi Min cutting through the noise of an already hit drama led by Zhang Linghe and Tian Xiwei. While the series continues to dominate ratings and online buzz, it is Deng’s uncompromising approach to a supporting role that is now driving conversation across social platforms.
The historical drama’s success has lifted its entire cast, but Deng Kai’s performance as the so-called “mad prince” stands apart. His take on Qi Min is deliberately unsettling, balancing obsessive affection towards Yu Qianqian, played by Kong Xueer, with the emotional fragility of a royal figure shaped by years of suppression.
The result is a layered antagonist that feels both disturbing and oddly sympathetic, fuelling a rapid surge in his popularity, with follower growth reported to exceed 1.1 million across major platforms.
What makes the story more striking is that Deng Kai was not originally cast for the role. He stepped in at short notice just before filming began, yet approached the character with the intensity of a leading man. DL
Determined to match Qi Min’s frail and unstable persona, he pushed himself through a rapid weight-loss routine, shedding 7 kilograms within days. The physical change was not cosmetic but deliberate, reinforcing the character’s psychological state on screen.
His commitment extended beyond body transformation. After studying the script, Deng proposed giving Qi Min silver hair to enhance his eerie presence.
The idea was approved, but maintaining the look proved demanding.
He reportedly bleached his hair up to three times a week during filming, leading to scalp damage and visible discomfort, particularly towards the later stages of production.
Despite this, he continued without pause, prioritising consistency in the character’s visual identity.
The most widely discussed moment, however, comes from a physically punishing water scene.
In a sequence where Qi Min falls into an icy pond, Deng Kai refused a stunt double and remained in freezing water for nearly three hours to complete a continuous take.
By the end, he was visibly shaking from the cold, yet stayed in position until the director was satisfied. The scene has since become a key talking point, often cited as evidence of his professionalism and endurance.
On screen, Qi Min’s story is equally bleak.
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| Tencent Video |
As the legitimate grandson of the emperor and son of Crown Prince Chengde, played by Ye Zuxin, his life is shaped by political paranoia.
Forced to swap identities during a fire to survive, years of fear and concealment distort his personality.
His eventual bond with Yu Qianqian begins with rescue but evolves into a possessive and ultimately tragic attachment, reinforcing the character’s unstable nature.
Fan and netizen reactions have been sharply divided but consistently intense. Many viewers praise Deng Kai for elevating a secondary role into one of the drama’s emotional anchors, with comments highlighting how he “acts like a lead in every scene” and calling Qi Min “the most memorable character in the series.”
Others, however, admit discomfort with the character’s darker traits, debating whether his portrayal crosses into excess.
This split response has only amplified discussion, keeping his performance firmly at the centre of online discourse.
There is also growing recognition that Deng Kai’s rise is not accidental. Industry watchers note that his willingness to endure physical strain and take creative risks reflects a level of discipline often associated with more established names. In a drama already packed with strong performances, his ability to stand out suggests a shift in how supporting roles are being perceived and valued by audiences.
As behind-the-scenes details continue to circulate, Deng Kai’s portrayal of Qi Min is being re-evaluated not just as a performance, but as a case study in commitment. Whether seen as unsettling, tragic or compelling, it has undeniably reshaped audience expectations of what a supporting character can deliver in a high-profile production.
.. viewers are clearly paying attention. What do you make of his performance — breakout brilliance or a step too far?

