What are the characters in the comedy "Golden Hotel" that excite you?

Golden Hotel is a comedy film directed by Liu Zhenwei, which was released in Hongkong, China on July 2nd. 1988. The film tells the story of a fat detective (Zheng Zeshi) and a cheating man (Qin Xianglin), a liar (Richard Ng) and a manager (Hu Feng), a hotel mechanic (Jacky Cheung) and his infatuated female boss (Joey Wong) in a high-end hotel in Singapore.

In this movie, many characters are brilliant. Among them, Jacky Cheung plays a hotel mechanic. He is enterprising, loves reading, and can calculate and so on. Such a boy deserves to be liked.