Photo taken on May 9, 2019 shows the construction site of the Winter Olympic Village of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Photo taken on May 9, 2019 shows the construction site of the Winter Olympic Village of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Picture shows the official renderings of the Winter Olympic Village of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua)

Photo taken on Jan. 9, 2019 shows the sand table of the National Skeleton and Luge Center, the venue for bobsleigh, skeleton and luge of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Bi Mingming)

Photo taken on May 9, 2019 shows the construction site of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Photo taken on May 9, 2019 shows the construction site of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Photo taken on May 9, 2019 shows the construction site of the National Aquatics Center, the venue for curling events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Photo taken on May 9, 2019 shows the construction site of the National Aquatics Center, the venue for curling events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Photo taken on May 9, 2019 shows the construction site of the Winter Olympic Village of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Photo taken on May 9, 2019 shows the construction site of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Photo taken on May 9, 2019 shows the construction site of the Winter Olympic Village of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Photo taken on May 9, 2019 shows the construction site of the National Aquatics Center, the venue for curling events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1,000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)

Picture shows the official renderings of the Winter Olympic Village of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua)

Picture shows the official renderings of Yanqing zone of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua)

Picture shows the official renderings of the National Alpine Skiing Center, veneu for alpine skiing of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua)

The undated photo shows the construction site of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua)

The undated photo shows the construction site of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua)

The undated photo shows the construction site of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua)

Photo taken on Jan. 9, 2019 shows the sand table of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Bi Mingming)

Photo taken on Jan. 9, 2019 shows the sand table of the National Alpine Skiing Center, the venue for alpine skiing of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Bi Mingming)

Photo taken on Jan. 9, 2019 shows the sand table of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Bi Mingming)

Photo taken on May 9, 2019 shows the construction site of the National Speed Skating Hall, the venue for speed skating events of the 2022 Winter Olympic Games, in Beijing, China. According to an exclusive interview on Thursday with Xu Zhijun, deputy secretary of the Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games, the preparation work is so far going smoothly in terms of many aspects such as infrastructure construction projects, as there are 1000 days left until the 2022 Beijing Winter Olympics begin. (Xinhua/Ren Chao)