1996 what is the material of the year of the rat logo of China Industrial and Commercial Bank?

It is a hidden round coin with a square hole. According to relevant inquiries, the logo of China Industrial and Commercial Bank is a hidden square-hole round coin, which embodies the industry characteristics of the financial industry. It is the basis for banks and customers to deposit by breaking to strengthen continuity and dividing to form a combination. The language expressive force of the logo is strengthened, and the use of Chinese characters and China ancient coin modeling fully embodies the modern atmosphere.