The 25th Macao International Trade and Investment Fair (MIF), Macao Franchise Expo 2020 (MFE) and 2020 Portuguese Speaking Countries Products and Services Exhibition (Macao) (PLPEX), which are running concurrently, started on Thursday, and 52 contracts were signed on the first day, the Macao Trade and Investment Promotion Institute (IPIM) said in a statement on Thursday.