The first autobiographical documentary salesman-specific white paper on the Internet! Completely different from empty and boring purely theoretical textbooks, this book instills theoretical knowledge into practice. It combines the author's ten years of practical sales experience and real cases. It took several years of hard work to finally write this book. I would like to dedicate this book to those salesmen who are fighting on the front line and engaged in business work, and to encourage those who are proactive, work hard, never give up, and move forward courageously. Once the gold medal comes out, who will compete...