What is the real name of the bald man in the movie?

Mai Jia, formerly known as Karl Maka Jiashang, is a Hong Kong artist. Mai Jia was born on February 29th, 1944 in/kloc-0, China. Hong Kong famous film director, actor, screenwriter and producer. He is good at shooting comedies, and his bald image is deeply rooted in the hearts of the people. Mai Jia starred in 1982 "Best Partner", which was a great success. At the same time, together with Sammo Hung, he won the Best Actor in the Second Hong Kong Film Awards and became the best twin actor in the history of the Awards. The Mai family is known as the "skinhead" and "skinhead detective" in the entertainment circle in Hong Kong.