A visitor (L) plays VR (virtual reality) game during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Pan Siwei)

Visitors look at a live broadcast drone with multiple lenses during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Peng Zhaozhi)

A visitor wears a VR (virtual reality) device to experience the making of Guqin, a traditional Chinese zither, during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Pan Siwei)

Visitors look at a VR (virtual reality) live broadcast device during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Peng Zhaozhi)

A visitor (2nd R) learns about car motor assembling via a pair of AR (augmented reality) glasses during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Pan Siwei)

A visitor tries a VR (virtual reality) live broadcast device during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Peng Zhaozhi)

A visitor (L) tries a VR (virtual reality) device during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Peng Zhaozhi)

A visitor wears a VR (virtual reality) device to learn about the space during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Peng Zhaozhi)

Visitors take photos of a VR (virtual reality) live broadcast device during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Peng Zhaozhi)

A visitor experiences VR (virtual reality) driving during the 2018 World Conference on VR Industry in Nanchang, east China's Jiangxi Province, Oct. 19, 2018. The 2018 World Conference on VR Industry opened here on Friday. The three-day event attracts more than 150 global exhibitors in the virtual reality field. (Xinhua/Pan Siwei)