According to statistic data

China's coal-bed gas resources are 30×10

12

～35×10

12

m

3

.Excepting the loss resulted from buried depth

metamorphism

gas weathering zones and coalfield structures

the actural recoverable coal-bed gas resources are only 10 ×10

12

m

3

.Based on the process of American coal-bed gas exploration

it is predicted that China's coal-bed gas production would be 0.43 ×10

8

～0.65 × 10

8

m

3

in 2000 A.D.

it will be 20 ×10

8

m

3

in 2000～2010 A.D.

100×10

8

m

3

in 2020 and in the year of 2050 A.D..

the production will be 2050 ×10

8

m

3

.