| 1 | EUROPEAN PLASTIC JSC | 2007 | Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Hoang Quoc Huy | Producing plastics and synthetic rubber in primary form | Private economic |
| 2 | HA NAM HOAN DUONG TRADING AND MANUFACTURING JSC | 2015 | Dong Van Industrial Park, Duy Minh Ward, Duy Tien Town, Ha Nam, Vietnam | Vu Cong Triu | Producing animal, poultry and aquatic feed | Private economic |
| 3 | NISHU PAINT JSC | 2007 | Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Bui Dong Son | Manufacture of paints, varnishes and similar coatings; manufacture of printing ink and mastics | Private economic |
| 4 | THIEN PHUC JSC | 2007 | Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | | Sawing, sawing, planing and preserving wood | Private economic |
| 5 | HONG HA NUTRITION JSC | 2004 | Dong Van Industrial Park, Bach Thuong Ward, Duy Tien Town, Ha Nam, Vietnam | Do Duc Tien | Producing animal, poultry and aquatic feed | Private economic |
| 6 | HA NAM DEVELOPMENT JSC | 2014 | Lot D Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | | Trading in real estate, land use rights belonging to owners, users or renters | Foreign-invested economy |
| 7 | VIET NAM GEOTEXTILE JSC | 2008 | Lot 80, Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Tran Linh Trang | Construction of other civil engineering works | Private economic |
| 8 | ENVIRONMENTAL EQUIPMENT MECHANICAL CO., LTD. | 2011 | Lot C, Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Nguyen Gia Long | Non-hazardous waste treatment and destruction | Private economic |
| 9 | LUCKY SUN ELECTRIC WIRE AND CABLE CO., LTD. | 2007 | Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Nguyen Dinh Hoan | Manufacture of other electrical and electronic wires and cables | idpvn.com |
| 10 | HOANG SON IMPORT - EXPORT CO., LTD. | 2010 | Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Nguyen Van Sang | Producing products from plastic | idpvn.com |
| 11 | DAI UY TRADING AND MANUFACTURING CO., LTD. | 2013 | Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | | Wholesale of agricultural and forestry raw materials (except wood, bamboo); and live animals | idpvn.com |
| 12 | NHU Y FOOD CO., LTD. | 2014 | C10, Gate of Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Le Thi Ha | Other food service | idpvn.com |
| 13 | VIET PHUONG HA NAM CO., LTD. | 2005 | Dong Van Industrial Park, Bach Thuong Ward, Duy Tien Town, Ha Nam, Vietnam | Nguyen Khoa Phuong | Producing animal, poultry and aquatic feed | idpvn.com |
| 14 | VIETNAM - YOUME CO., LTD. | 2008 | Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Lee Yong Moo | Manufacture of jewelry, imitation jewelry and related parts | idpvn.com |
| 15 | BRANCH OF SAO THAI DUONG JSC IN HA NAM | 2014 | Dong Van Industrial Park, Dong Van Ward, Duy Tien Town, Ha Nam, Vietnam | Nguyen Huu Thang | Manufacture of drugs, pharmaceutical chemicals and medicinal herbs | idpvn.com |
