Is it visa-free for China to go to Bulgaria

Hello, dear! Procedures for going to Bulgaria. Instructions for visas: China citizens who hold diplomatic and official passports and passports from Hong Kong and Macao Special Administrative Regions are exempt from visas for entry, exit or transit in Bulgaria, but they can stay visa-free for no more than 90 days every six months from the date of entry. Holders of other types of passports must apply for a Bulgarian visa in embassies and consulates in China, Bulgaria. Bulgarian visas are divided into transit visas, short-term visas and long-term visas. A short-term visa may not be extended or changed to a long-term visa, and a new application should be made after leaving the country. Holders of valid Schengen visas or residence permits issued by Schengen countries can enter Bulgaria visa-free, but they can stay in Bulgaria for no more than 90 days every 6 months, depending on the time allowed to stay and the number of times of entry within the validity period of the above visas or residence permits. 2. Entry and exit instructions Foreigners should declare the purpose of their visit when entering Bulgaria. Foreigners entering or transiting the country must have: funds needed to maintain their lives; Departure requirements; Entry and transit visas required to travel to or transit through the country. Fill in the address card at the Bulgarian border, indicating the travel destination and the address in Bulgaria. Foreigners do not need to fill in this card when they transit or stay in Bulgaria for more than 24 hours. After entering Bulgaria, the host party (hotel, private person or legal person) will register for foreigners. Foreigners with long-term residence permit in Bulgaria can register their identity and address at the same time. The above registration cards shall be kept until the time of exit (taken back by border guards). If you fail to register or lose your registration card, you will be punished when you leave the country.