| 出生地 |
Henan China (Mainland) |
| 牌子的名字 |
Tongda |
| 模式的数量 |
No |
Cold asphalt additiveis the main material which can be used to produce the cold-filling materials,it is a chemical specialties product that is made up of some kinds of polymer.It can change the character after adding the road asphalt,and it can produce the cold filling by mixing with stone and asphalt.