Staff work at an information desk at the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China, April 27, 2019. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad. (Photos: Xinhua)

Journalists from Beijing Daily discuss at the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China, April 27, 2019. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad.

Journalists work at the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China, April 27, 2019. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad.

Photo taken on April 27, 2019 shows the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad.

A journalist reads a pamphlet at the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China, April 27, 2019. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad.

Journalists arrive at the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China, April 27, 2019. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad.

Journalists learn to arrange flowers at the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China, April 27, 2019. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad.

Journalists work at the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China, April 27, 2019. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad.

A journalist tries the 5G live broadcast via cellphone at the media center of the 2019 Beijing International Horticultural Exhibition in Beijing, capital of China, April 27, 2019. The media center, consisting of a number of functional areas, officially started operation on Saturday to provide service to journalists from home and abroad.