explain cryptocurrency to me- Top Knowledge graph

8. Chips: SMIC, China Resources Micro, Cambrian, North Huachuang.

A-share core quality assets:7. Electricity: Changjiang Power, Huaneng Hydropower, China Nuclear Power, China Guangdong Nuclear Power and Guodian Power.8. Chips: SMIC, China Resources Micro, Cambrian, North Huachuang.

5. New energy sources: BYD, Contemporary Amperex Technology Co., Limited, Longji Green Energy and Goldwind Technology.6. Traditional energy sources: China Petroleum, China Petrochemical, China CNOOC and China Shenhua.3. Medicine: Hengrui Pharma, China Resources Sanjiu, Pianzi epilepsy, Yunnan Baiyao, WuXi PharmaTech.