PNLG Members（As of 2023）
| No. | Country | Members |
|---|---|---|
| 1 | Cambodia | Preah Sihanouk Province Kep Province Koh Kong Province Kampot Province |
| 2 | China | Xiamen City Dongying City Quanzhou City Fangchenggang City Haikou City Laoting County Lianyungang City Haiyang City Qinzhou City Changyi City Beihai City Pingtan Comprehensive Experimental Zone Wenzhou City Sanya City Jinjiang City |
| 3 | Indonesia | Bali Province Denpasar City Badung Regency Tabanan Regency Gianyar Regency Karangasem Regency Klungkung Regency Buleleng Regency Sukabumi Regency Jakarta Province Jembrana Regency Tangerang Regency Bontang City South Bangka Regency Gorontalo Province |
| 4 | Japan | Shima City |
| 5 | Malaysia | Port Klang Northern Selangor Sepang |
| 6 | Philippines | Batangas Province Bataan Province Cavite Province Guimaras Province |
| 7 | RO Korea | Shiwa Changwon City Ansan City Busan City |
| 8 | Thailand | Chonburi Province |
| 9 | Timor Leste | Dilil City Manatuto City Liquica City |
| 10 | Vietnam | Danang City Quang Nam Province Thua Thien Hue Province |
| Associate Members | ||
| China | First Institute of Oceanography, Ministry of Natural Resources Coastal and Ocean Management Institute, Xiamen University Fujian Institute for Sustainable Oceans (Xiamen University) National Ocean Technology Center, Ministry of Natural Resources | |