Recently, in order to further improve the quality of China's maritime and marine books and information services, adapt to the changes in the new era and new standards, and in order to better serve the vast number of users, Shanghai Chart Center has comprehensively upgraded the distribution website. After the upgrade, the name of the website was changed to "Chinese Maritime Navigation Books Online Service". The new website has also improved the functions of the electronic chart distribution service while adding content related to the paper navigation book distribution service. The new website is initially planned to be officially launched early next month.