back to the days of corporate culture is the team's journey as an entrepreneur and highly condensed summary has focused on the company's chairman Mr. Zhang Feng, values and philosophy. Back to the days of the culture back to the days, back to the days of culture includes: a core (people-oriented); four mechanisms (incentives, competition, elimination, monitoring); four kinds of spirit (teamwork, innovation, dedication, hard work); four ideas (learning, and worry, integrity, gratitude).