Editor's Note: China is rolling out a major documentary series on its diplomatic principles, practices and achievements over the past five years. The English-language version of the program will soon be available on TV and online. To help the audience better understand Chinese diplomacy, Xinhua is releasing a variety of reports that include anecdotes, quotable quotes, facts and figures.

The following is a set of numbers related to Chinese President Xi Jinping's book "Xi Jinping: The Governance of China".

21 -- The book has been translated into 21 languages.

6.42 million -- A total of 6.42 million copies of the book have been distributed.

160 -- The book has been issued in more than 160 countries.

800 -- More than 800 people participated in a launch ceremony held in Cambodia, including Prime Minister Samdech Techo Hun Sen and five deputy prime ministers.