Effective immediately, all persons(including those who intend to go to China for long-term work, and short-term visit in various fields such as business and trade, science and technology, education, sports, culture, and so on) applying for M-, F-, and Z-type visas, are no longer required to provide a PU invitation letter issued by relevant government bodies in China. 

For the latest visa application requirements of the Embassy of China in Finland , Please refer to：http://fi.china-embassy.gov.cn/eng/lsfw/202206/t20220613_10702498.htm