What are the expenses that need to be known in advance when applying for Greek housing immigration?

Greece can immigrate if it buys more than 250,000 euros. Of course, this is the cost of buying a house. Immigrants have some expenses, such as service fees, translation fees, immigration application fees, etc. Of course, there is a tax on buying a house, but this is not fixed and depends on the house price. According to the euro exchange rate, it is about RMB 2.2 million.