What are the combustible ice concept stocks?

1. The prospecting right is the General Administration of Coal Geological Exploration of China.

2. Companies with natural gas development: CNOOC Engineering (600583), China Petrochemical (600028), China Petroleum (60 1857), Donghua Energy (0022 1), cosl (60 1808) and ST Xiancheng.

3. Company with gas reservoir development: China Coal Energy (60 1898).