Kumgang Korea Chemical Co., Ltd is the most leading company of
construction materials as follows
1. Ceramic Cylinder
2. Insulation materials
1) Glass wool
2) Mineral wool
3) Ceramic fiber
4) Calcium silicate

3. Partition materials
1) Gypsum board
2) Cement board
3) Bamulite / Namulite

4. Mineral fiber ceiling board

5. All kinds of Paints