What should I pay attention to when applying for a Polish tourist visa?

Description of Polish visa application: 1. Poland is a Schengen country. 2. polish visa type: 1) transit visa ("a"): the holder can enter the airport or one or more international transit areas of Schengen national airport once or more. 2) Schengen visa ("C"): the holder can enter the Schengen area once or more. Within six months from the date of entering the Schengen area for the first time, the cumulative number of days of continuous stay or continuous stay shall not exceed three months. 3) Country visa ("D"): The holder has the right to enter Poland and be allowed to stay in Poland, or stay in Schengen for more than three months in a year and within the validity period of the visa. Country visas issued by Schengen countries also give holders the right to travel to other Schengen countries for three months within six months. 3. The visa holder must stay in Schengen or Poland according to the validity period and the number of days of stay stipulated in the visa. The stay time shall not exceed the validity period of the visa or the number of days specified in the validity period, and enter and leave Schengen area or Poland according to the start and end dates specified in the visa. 4. The visa is valid for no more than five years, and the national (D) visa only allows the holder to stay in Schengen in the first year. The visa is valid for three months from the date of issuance. 6. Chinese documents must be translated into English. 7. All documents must be provided with originals and copies.