| # | Name | Location | Applications |
|---|---|---|---|
| 1. | D&D Biopharmaceuticals, Inc. | 🇺🇸 Vienna, VA, United States | 3 |
| 2. | D&D Biopharmaceuticals, Inc. | 🇺🇸 Sterling, VA, United States | 4 |
| 3. | D&D Biopharmaceuticals, LLC | 🇺🇸 Sterling, VA, United States | 3 |
| 4. | D&D Broadcast Inc. | 🇺🇸 San Pedro, CA, United States | 1 |
| 5. | D&D Builders Hardware Co., Ltd. | 🇹🇼 Taichung, Taiwan | 1 |
| 6. | DDBIO. CO, LTD., (SHANG HAI) | 🇨🇳 Shanghai, China | 1 |
| 7. | DDBio. Co., Ltd. | 🇨🇳 Pudong New Area Shanghai, China | 1 |
| 8. | DDBIO.CO, LTD., (SHANG HAI) | 🇨🇳 Shanghai, China | 1 |