He has studied, exchanged and served in futures industry associations, many futures companies, securities companies and fund companies, and was invited by China Securities Network as a securities legal expert and a special commentator for investing in Beijing. He has all the qualifications for domestic securities or futures business (including securities issuance and underwriting, securities investment analysis, securities investment funds, securities trading and futures) and has been invited to give lectures on investment and risk control for the heads of ten securities companies all the year round.