Zang Qichao's business model 72 strokes are reliable. Zang Qichao, an expert in equity investment and financing of China Consulting, started as a salesman and successively served as sales manager, sales director, general manager and chairman. We sell books on sales and company development, such as business model innovation, president winning sales, sales team building and management. These books are written by Zang Qichao based on actual combat experience, which are very useful and reliable. There are no cliches in textbooks, only actual combat and results.