1.電子材料批發業

2.回收物料批發業

3.其他批發業

4.電子材料零售業

5.國際貿易業

6.廢棄物清除業

 

 

1.electronic wholesale distribution service

2.disintegration of ship into 5metals business service

3.Other wholesale distribution service (waste of 5 metals material)

4.Electronic material retail trade

5.International trade

6.waste elimination industry(Managing soil waste cleaning and the process must have permission from environmental protection Control organization)