| Particle Limited | Private company limited by shares | Live |
| Particle Lab Limited -The- | Private company limited by shares | Live |
| Joy Particle Limited | Private company limited by shares | Live |
| HALLONG PARTICLE BOARD LIMITED | Private company limited by shares | Dissolved |
| Particle Future (China III) Investment Holdings (HK) Limited | | Live |
| Particle Future (China I) Investment Holdings (HK) Limited | | Live |
| Particle Future (China II) Investment Holdings (HK) Limited | | Live |
| Particle Research Limited | Private company limited by shares | Live |
| Particles Limited | Private company limited by shares | Live |
| HK Particles Agricultural Technology Limited | Private company limited by shares | Live |
| Particles (Hong Kong) Holdings Limited | | Live |
| Particles (Hong Kong) Asset Management Limited | | Live |
| Particles Data Technology Co., Limited | | Live |
| Forest Unity Particles Digital Technologies Limited | | Live |