What happened to Goldfinger Yam Tat-wah?

According to the inquiry, Cheng, the role played by Yam Tat-wah in the film Goldfinger, was originally a successful Hong Kong businessman with a happy family and a rich life. However, with the development of the plot, he was involved in a huge fraud case, which caused a huge blow to his life and career.

At the end of the film, Cheng tries to expose the truth of the scam and save his losses. However, in the fierce confrontation with the fraud gang, he died unfortunately.