0:00 Introduction + Cao Yin's Beginning in Blockchain 

2:46 Bitcoin Mining Crackdowns in China 

5:28 Are miners moving out of China? 

7:53 Does Bitcoin mining have a future in China? 

11:00 Why does Cao Yin like Polkadot so much? 

14:18 Which Polkadot projects are the best? 

15:33 Kusama is the real Polkadot 

18:22 Who will win the first 5 Kusama Parachain slots? 

20:00 What is the metaverse? 

25:17 NFT Collecting 

27:14 The NFT Market Trend 

28:20 What's coming next? Polkadot season? 

34:24 Investing Trends