Updated Chinese versions were the PL - 3 and PL - 5 .
A license - built version called A-91 was built in Romania , and the People 's Republic of China copied the K - 13 as the PL - 2 .
Updated People 's Republic of China versions were the PL - 3 and PL - 5 .
A license - built version called A-91 was built in Romania , and the People 's Republic of China copied the K - 13 as the PL - 2 .