Zhang Xuanbo's sales training experts have been devoted to sales research in the field of direct selling and service. He went to the United States and Malaysia to participate in professional lecturer training, and obtained professional lecturer qualification in the United States. He is a Get customer in America now! TM Customer Development System China is currently the only authorized lecturer. American authorized Chinese lecturer of "Mobile Sales" certification course.

Domestic telemarketing experts won the title of Top Ten Sales Management Experts in China in 2007.

He used to be the regional general manager, national business development director, marketing consultant and sales training lecturer of Dell Computer (China) Co., Ltd. ..

In September 2008, he was invited to teach in Singapore and Malaysia, which was well received by local students.

Has been focusing on sales research and sales staff growth training. His works include "First-line Wanjin-Telemarketing Training Guide" (the third edition has been listed), "Winning Customers 12 Key Calls" (the second edition has been listed), "Telemarketing Skills" multimedia course package, "Dell T 12 Sales Model" multimedia course package and so on.

At present, he is also a senior consultant of China Telemarketing Network, a director of Professor-Manager Research Association of Sun Yat-sen University, a senior marketing consultant of kotler Marketing Group of the United States, a member of the expert committee of the Institute of Customer Relationship Management of CTI Forum and a guest lecturer, a member of Win Weekly Management Advisory Group, and a special lecturer of many domestic consulting institutions.