Isn’t Begonia Hong Tan Kenji singing for real?

Yes.

Tan Jianci, who debuted in a boy band, not only loves dancing but also singing, and has played a variety of roles in just a few years.

There are many Peking opera scenes in the play "The Sideburns Are Not Begonia Red", and the singing, speaking, acting and fighting are unambiguous. Although the actors have not received special training in Peking Opera, the crew has invited many leading Peking Opera masters. Provide guidance to actors and strive to present the most realistic "people on stage" to the audience.