Yoga lovers practice yoga at a glass sightseeing platform in Shilinxia scenic spot in Pinggu district of Beijing, capital of China, June 20, 2016. More than 150 yoga lovers practiced Yoga on the 32.8-meter-long platform. International Day of Yoga will be celebrated on June 21. [Photo/Xinhua]

Yoga lovers practice yoga at a glass sightseeing platform in Shilinxia scenic spot in Pinggu district of Beijing, capital of China, June 20, 2016. More than 150 yoga lovers practiced Yoga on the 32.8-meter-long platform. International Day of Yoga will be celebrated on June 21. [Photo/Xinhua]

Yoga lovers practice yoga at a glass sightseeing platform in Shilinxia scenic spot in Pinggu district of Beijing, capital of China, June 20, 2016. More than 150 yoga lovers practiced Yoga on the 32.8-meter-long platform. International Day of Yoga will be celebrated on June 21. [Photo/Xinhua]

Yoga lovers practice yoga at a glass sightseeing platform in Shilinxia scenic spot in Pinggu district of Beijing, capital of China, June 20, 2016. More than 150 yoga lovers practiced Yoga on the 32.8-meter-long platform. International Day of Yoga will be celebrated on June 21. [Photo/Xinhua]

Yoga lovers practice yoga at a glass sightseeing platform in Shilinxia scenic spot in Pinggu district of Beijing, capital of China, June 20, 2016. More than 150 yoga lovers practiced Yoga on the 32.8-meter-long platform. International Day of Yoga will be celebrated on June 21. [Photo/Xinhua]

Yoga lovers practice yoga at a glass sightseeing platform in Shilinxia scenic spot in Pinggu district of Beijing, capital of China, June 20, 2016. More than 150 yoga lovers practiced Yoga on the 32.8-meter-long platform. International Day of Yoga will be celebrated on June 21. [Photo/Xinhua]