The diocese was originally erected as the Prefecture Apostolic of Hpyeng-yang on 17 March 1927 , and renamed as the Prefecture Apostolic of Peng-yang on 17 March 1929 .	<arg1> The Prefecture Apostolic of Hpyeng-yang </arg1> <rel> was renamed as </rel> <arg2> the Prefecture Apostolic of Peng-yang </arg2>	1