On the day he was kicked out of the company he raised, Chen Feng held his resignation letter and smiled - he saw clearly the face of the company, and also saw the gap in the 100 billion energy storage market. I roped in tech geek Zhao Lei, restarted the stove in a dilapidated warehouse, and opened the gap with half-cost, double-life "iron core batteries." Encircled and suppressed by former leaders, cold-eyed by investors, and troubled by insiders, Chen Feng stepped on the edge of a knife every step of the way. What he wants is not just a comeback, but to have the entire industry kneel down to watch him become king.