On December 8, 2017, Luminex of the United States organized the "2017 LUMINEX Technology Conference" in Beijing. Dozens of representatives from related companies in the field of liquid phase chip technology and companies interested in liquid phase chip technology and product development attended the conference. As a well-known domestic technical expert and entrepreneur, Dr. Tao Wenjing was invited to attend the conference and gave a speech entitled "Difficulties and Countermeasures of Multi-factor Joint Inspection of Liquid-Phase Immunoassay".