At the current exchange rate: 1 Malaysian ringgit = 1.8356 RMB, then 50 cents is equivalent to 0.9 1 RMB. However, according to the policy, foreign coins cannot be exchanged in domestic banks, so this kind of coin cannot be exchanged for money. However, it is collectible, and the brand-new one is probably worth RMB in 6 yuan in the postal currency trading market.
The picture shows 1977 version of Malaysian fifty cents, which can be compared.