China's Industry and Information Technology Minister Miao Wei gives an opening speech during the first Global 5G Event in Beijing, capital of China, May 31, 2016. The theme of the two-day event is "building 5G technology ecosystem". (Xinhua/Li Xin)

President of 5G Americas Chris Pearson gives a speech during the first Global 5G Event in Beijing, capital of China, May 31, 2016. The theme of the two-day event is "building 5G technology ecosystem". (Xinhua/Li Xin)

Cao Shumin, head of IMT-2020 (5G), gives a speech during the first Global 5G Event in Beijing, capital of China, May 31, 2016. The theme of the two-day event is "building 5G technology ecosystem". (Xinhua/Li Xin)

Participants listen to a speech during the first Global 5G Event in Beijing, capital of China, May 31, 2016. The theme of the two-day event is "building 5G technology ecosystem". (Xinhua/Li Xin)

Participants take part in a discussion during the first Global 5G Event in Beijing, capital of China, May 31, 2016. The theme of the two-day event is "building 5G technology ecosystem". (Xinhua/Li Xin)

Participants consult at the exhibition stand of Intel company during the first Global 5G Event in Beijing, capital of China, May 31, 2016. The theme of the two-day event is "building 5G technology ecosystem". (Xinhua/Li Xin)

Werner Mohr, chairman of the 5G-PPP Association, gives a speech during the first Global 5G Event in Beijing, capital of China, May 31, 2016. The theme of the two-day event is "building 5G technology ecosystem". (Xinhua/Li Xin)

A visitor watches a technical presentation at the exhibition stand of Nokia company during the first Global 5G Event in Beijing, capital of China, May 31, 2016. The theme of the two-day event is "building 5G technology ecosystem". (Xinhua/Li Xin)