Is there an age limit for Grenada immigrants?

For China people who want to immigrate to Grenada, the immigration conditions in Grenada include the following aspects. 1. The age of the applicant is limited, and the applicant must be at least 18 years old. Second, the applicant must have no criminal record. Third, the applicant must meet one of the following three conditions. The first is to donate150,000 USD to the local government in the case of single immigrant. The second is to buy real estate in Grenada, which requires government approval and the price is above $220,000.