How old is Xiantao network celebrity Mao Gang?

Formerly known as Li Gang, Chen Changren of Xiantao City (Mao Gang Funny Studio) is the person in charge. He is currently a director, screenwriter, starring and producer.

12 years old, took to the stage to act; 15 years old, singing and dancing troupe singer; 19 years old, known as the king of Qianjiang essays; 26 years old, working as a professional sketch actor and director in performing arts bars all over the country. Now 39 years old, active in various large-scale wedding banquets in the province.