People's Artist Xuan Bac plays the role of an MC leading, asking questions and discussing with guests about the topic, how to strengthen public trust in the KOL force, when many sophisticated fraud methods are taking place, many fake news are "sold" all over social networks every day.
People's Artist Xuan Bac gave an example of his own case, when he participated in the audience awards program. He personally called the audience to invite them to receive the prize, but the other end of the line coldly replied, "your socks", even the audience suspected him of being... Xuan Bac pretended.
Fraud, fake news, and counterfeit goods are rampant, causing stories about real people and real events to be doubted. The seminar led by People's Artist Xuan Bac at the National KOL Conference raised questions about how to regain the two words "belief" in the current digital age.
Unexpectedly, while leading the seminar, People's Artist Xuan Bac praised the KOLs who always share a positive spirit, a positive story on the internet, and the Director of the Department of Performing Arts, who look up and raise their hands at rapper Denau.
People's Artist Xuan Bac said, "I really like him. Black always shares positive stories, a beautiful and sincere lifestyle". Responding to People's Artist Xuan Bac's affection, rapper Den Vai bowed his head to thank him.

Den Hau is one of the famous people attending the National KOL Conference. He is also on the list of characters who pressed the button to launch the Digital Trust Alliance.
Den Dau has always been praised for his positive and active image in charity work, the way he shares his story on his personal page.
Den Vai's real name is Nguyen Duc Cuong, born in 1989 in Quang Ninh. Before becoming known as a rapper with many hits that "made waves" in the music market, Den Hau had worked as a garbage collector in Ha Long Bay for 7 years.