1. Hara Ippei, the Japanese life insurance sales champion, president of the Salesmen Association, and a member of the American Million Round Table Association, enjoys a high reputation in the world of sales. Quotes: Do the right thing, not more; do what needs to be done, not what you feel like doing.

2. Tom Hopkins is the world’s number one sales training master. More than 10 million students have received his training around the world. Quote: Those who succeed never give up, and those who give up never succeed.

3. Brian Tracy, the world’s top management and marketing training master. A model of global salesman, he was once listed among the top ten outstanding salesmen in the United States. Quote: Human beings become great because of their dreams, grow because of setbacks, and succeed because of practice.

4. Joe Girard, the world’s number one car salesman, has set the highest car sales record for 15 consecutive years and is listed in the Guinness Book of Records. Famous quote: The real start of the sales activity is after the deal is closed, not before.

5. Clement Stone, Chairman of the United Insurance Company of America, is a great sales and management master in the business community across the United States and even the world. Famous saying: For the strong, the more difficulties there are, the greater the achievements. Specifically speaking of the profession of marketing, promoting in a large organization can lead to greater success.

6. Frank Bettger is a famous American insurance marketing consultant and the greatest insurance salesman in history. He has created many firsts in the American insurance industry. Quote: Success is not measured by the positions you achieve in life, but by the obstacles you overcome.

7. Mario Ohoven is the world's top sales master and sales consulting and training expert. Won the title of World Champion Salesman three times in a row. Quote: Don’t look for reasons for failure, but look for ways to succeed.

8. Orison Madden is as famous as Napoleon Hill and a world-renowned inspirational and success master. A famous American marketing management guru. Quote: Dreams are the mother of reality.

9. Raymond A. Schlesinski, a famous American marketing guru, was once listed among the top ten outstanding salesmen in the United States. Recognized as the best insurance broker in the United States. Famous quote: To communicate, you must first face yourself. If you can't communicate well with yourself, how can you talk about communicating with strangers?

10. Zieg Ziegler is the most outstanding salesman in the United States, a member of the Million Dollar Round Table Association, and the world's leading sales idea king. Quote: What is success? It’s just that you didn’t fail this time.