Journalists visit Shougang Park in Beijing, capital of China, Aug. 1, 2022. The 2022 China International Fair for Trade in Services (CIFTIS) will be held in Shougang Park and the China National Convention Center in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)

Photo taken on Aug. 1, 2022 shows a view of the Shougang Park in Beijing, capital of China. The 2022 China International Fair for Trade in Services (CIFTIS) will be held in Shougang Park and the China National Convention Center in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)

Photo taken on Aug. 1, 2022 shows a view of the Shougang Park in Beijing, capital of China. The 2022 China International Fair for Trade in Services (CIFTIS) will be held in Shougang Park and the China National Convention Center in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)

Photo taken on Aug. 1, 2022 shows a view of the Shougang Park in Beijing, capital of China. The 2022 China International Fair for Trade in Services (CIFTIS) will be held in Shougang Park and the China National Convention Center in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)

Journalists visit the Big Air Shougang in Shougang Park in Beijing, capital of China, Aug. 1, 2022. The 2022 China International Fair for Trade in Services (CIFTIS) will be held in Shougang Park and the China National Convention Center in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)

Photo taken on Aug. 1, 2022 shows a view of the Shougang Park in Beijing, capital of China. The 2022 China International Fair for Trade in Services (CIFTIS) will be held in Shougang Park and the China National Convention Center in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)