The earliest origins of the system are found in a small vocabulary first printed in 1820 by Walter Henry Medhurst, who went on to publish the "Dictionary of the Hok-këèn Dialect of the Chinese Language, According to the Reading and Colloquial Idioms" in 1832.
Самые раниие наброски пэвэдзи можно найти в небольшом словаре Вальтера Генри Медхёрста, изданном в 1820 году, затем перекочевавшие в "Dictionary of the Hok-këèn Dialect of the Chinese Language, According to the Reading and Colloquial Idioms" 1832 года издания.