| 1 | VIET LAOS LOGISTICS AND INSPECTION JSC | 2021 | Hai Phong 2 Hamlet, Vung Ang Economic Zone, Ky Loi Commune, Ky Anh Town, Ha Tinh Province, Vietnam | Pham Quang Huy | Technical testing and analysis | Private economic |
| 2 | VUNG ANG II THERMAL POWER JSC (VAPCO) | 2008 | Vung Ang Economic Zone, Ky Loi Commune, Ky Anh Town, Ha Tinh Province, Vietnam | Go Fukushima | Research and experimental development in the humanities and social sciences | Foreign-invested economy |
| 3 | VUNG ANG KYOTO TECHNOLOGY DEVELOPMENT JSC | 2021 | Lot B1 Vung Ang Economic Zone 1, Ky Thinh Ward, Ky Anh Town, Ha Tinh Province, Vietnam | Hoang Quoc Tuan | Manufacture of other foods n.e.c | Private economic |
| 4 | SME TRANSPORT JSC | 2020 | Vung Ang Economic Zone, Ky Loi Commune, Ky Anh Town, Ha Tinh Province, Vietnam | Tran Trong Nghia | Freight transport by road | Private economic |
| 5 | LAO - VIET INTERNATIONAL PORT JSC | 1998 | Vung Ang Economic Zone, Ky Loi Commune, Ky Anh Town, Ha Tinh Province, Vietnam | Nguyen Anh Tuan | Loading and unloading seaport cargo | State economy (from 51% to less than 100% state capital) |
| 6 | TAN PHAT TRADING AND INVESTMENT JSC | 2015 | Administrative and service area, Vung Ang economic zone, Ky Loi commune, Ky Anh town, Ha Tinh province, Vietnam | Phan Duy Nam | Service activities that directly support water transport | Private economic |
| 7 | SME LIGISTICS VUNG ANG JSC | 2013 | Vung Ang Economic Zone, Ky Loi Commune, Ky Anh Town, Ha Tinh Province, Vietnam | Tran Trong Nghia | Freight transport by road | Private economic |
| 8 | SME DONGHONG TRANSPORT JSC | 2021 | Vung Ang Economic Zone, Ky Loi Commune, Ky Anh Town, Ha Tinh Province, Vietnam | Vu Ba Khanh Trinh | Freight transport by road | Private economic |
| 9 | A DONG VIETNAM CO., LTD. | 2012 | Supporting Industrial Park - Vung Ang Economic Zone, Ky Phuong Ward, Ky Anh Town, Ha Tinh Province, Vietnam | Chen Chen Yuan | Producing concrete and products from cement and gypsum | idpvn.com |
| 10 | FORMOSA HA TINH STEEL CORPORATION | 2008 | Vung Ang Economic Zone, Ky Long Ward, Ky Anh Town, Ha Tinh Province, Vietnam | Chang, Fu- Ning | Producing iron, steel, cast iron | idpvn.com |
| 11 | V-G HIGH-TECH ENERGY SOLUTIONS CO., LTD. | 2022 | Lot CN4-5 belongs to the planning of construction subdivision of Industrial Park T, Ky Loi Commune, Ky Anh Town, Ha Tinh, Vietnam | Shi Yonghui | Manufacture of batteries and accumulators | idpvn.com |
| 12 | LAOS - VIET INTERNATIONAL LOGISTICS LIMITED COMPANY | 2020 | Vung Ang Economic Zone, Ky Loi Commune, Ky Anh Town, Ha Tinh Province, Vietnam | Tran The Dinh | Service activities that directly support water transport | idpvn.com |
| 13 | AN VIET PHAT HA TINH ENERGY CO., LTD. | 2019 | Lot CN10c, Vung Ang Economic Zone, Ky Thinh Ward, Ky Anh Town, Ha Tinh Province, Vietnam | Bui Thi Thuy Hang | Manufacture of other products from wood; produce products from bamboo, cork, straw, and plaiting materials | idpvn.com |
| 14 | COAL VIETNAM CO., LTD. | 2010 | Supporting Industrial Park, Ky Lien Ward, Ky Anh Town, Ha Tinh Province, Vietnam | Nguyen Kim Son | Wood processing and production of products from wood, bamboo and cork (except for beds, cabinets, tables and chairs); produce products from straw, straw and plaiting materials | idpvn.com |
| 15 | VUNG ANG II THERMAL POWER LLC | 2007 | Vung Ang Economic Zone, Ky Loi Commune, Ky Anh Town, Ha Tinh Province, Vietnam | Go Fukushima | Power production | idpvn.com |
| 16 | SAPPHIRE KTY VIETNAM CO., LTD. | 2014 | Vung Ang Economic Zone, Ky Thinh Ward, Ky Anh Town, Ha Tinh Province, Vietnam | Cong Ty TNHH SAPPHIRE KTY Viet | Installation of machinery and industrial equipment | idpvn.com |
| 17 | CHC RESOURCES VIETNAM CO., LTD. | 2016 | Complex house, FORMOSA administrative area, Vung Ang economic zone, Ky Long ward, Ky Anh town, Ha Tinh, Vietnam | Yin Hong An | Other specialized wholesale n.e.c | idpvn.com |
| 18 | YATUNG (VIETNAM) LLC | 2009 | Supporting Industrial Park - Vung Ang Economic Zone, Ky Phuong Ward, Ky Anh Town, Ha Tinh Province, Vietnam | Chen Chen Yuan | Producing concrete and products from cement and gypsum | idpvn.com |
