what is cryptocurrency based on Knowledge

Ding Yuanying said the essence of the stock market! What is the next step?Value investment = an undervalued company that finds and holds sustainable profitability for a long time.Ding Yuanying said the essence of the stock market! What is the next step?

Main thinking = buying and selling logic, following the main capital movements to control positions.Ding Yuanying said the essence of the stock market! What is the next step?Ding Yuanying said the essence of the stock market! What is the next step?

Fool wisdom = value investment+main thinking!Fool wisdom = value investment+main thinking!Ding Yuanying said the essence of the stock market! What is the next step?