Correcting the internet -- The 130mm Naval Gun installed on Type 052D destroyer is Type H/PJ 45A, not Type H/PJ38

Pointing my finger at Wiki (here).   In addition to type designation, they also got designed and manufactured sources wrong. 

Type: H/PJ45A-130-I
Manufacture Date: Jan 2014
Serial number: 2013002   Weight: 32.388T
Designed by: China Shipbuilding Industry Corp no 713 Research Institute
Manufactured by:  China North Industries Group Corporation Factory 447