On April 21, a China-Europe Railway Express train loaded with COVID-19 antigen self-test kit set off for Duisburg, Germany. It is reported that this block train carries cargo from Xiamen Biotime Biotechnology Co., Ltd., a local enterprise in Xiamen, with a total of 41 containers of 47,000 items at a value of over 45 million US dollars. This is the first time that China-Europe Railway Express (Xiamen) has run a block train for epidemic prevention materials from local enterprises in Xiamen. From February 2020 to April 21 this year, China-Europe Railway Express (Xiamen) has reportedly transported 466 containers of various epidemic prevention materials (worth more than 80 million US dollars) to countries like Poland, Germany and Russia to support global fight against the epidemic.