China Nijiiia Level Body Armour Made of Twaron for Army Use, Find details and Price about China Bulletproof Vest, Ballistic Jacket from Nijiiia Level Body Armour Made of Twaron for Army Use
| Protection level | Test Bullet | Bullet Weight | Bullet Velocity | Shot Distance | Max. Backface Deformation |
| IIA | 9 mm FMJ RN | 8.0g/124gr. | 1225±30ft/s (373±10 m/s) | 5 m | 1.73 in (44 mm) |
| 40 S&W FMJ | 11.7g/180gr. | 1155±30ft/s (352±10 m/s) | 5 m | 1.73 in (44 mm) | |
| II | 9 mm FMJ RN | 8.0g/124gr. | 1305±30ft/s (398±10 m/s) | 5 m | 1.73 in (44 mm) |
| .357 SIG FMJ FN | 10.2g/158gr. | 1430±30ft/s (436±10 m/s) | 5 m | 1.73 in (44 mm) | |
| IIIA | .357 SIG FMJ FN | 8.1g/125gr. | 1470±30ft/s (448±10 m/s) | 5 m | 1.73 in (44 mm) |
| .44 Mag SJHP | 15.6g/240gr. | 1430±30ft/s (436±10 m/s) | 5 m | 1.73 in (44 mm) | |
| Level for Hard Shields Only: | |||||
| III | 7.62 mm NATO FMJ | 9.6g/148gr. | 2780±30ft/s (847±10 m/s) | 15 m | 1.73 in (44 mm) |
| IV | .30 Caliber M2 AP | 10.8g/166gr. | 2880±30ft/s (878±10 m/s) | 15 m | 1.73 in (44 mm) |