![Staff members show smartphone cases with creative designs based on China\'s traditional 24 solar terms at a souvenir shop in Beihai Park, Beijing, capital of China, June 20, 2018. The 24 solar terms are a list of terms central to a calendar created in ancient China. Based on the movement of the sun, the calendar divides the year into 24 segments to guide farming over the four seasons. (Xinhua/Xing Guangli)](http://www.ecns.cn/hd/2018/06/21/92f4b55d7cfc42ebae5496f1429d8cab.jpg)
Staff members show smartphone cases with creative designs based on China's traditional 24 solar terms at a souvenir shop in Beihai Park, Beijing, capital of China, June 20, 2018. The 24 solar terms are a list of terms central to a calendar created in ancient China. Based on the movement of the sun, the calendar divides the year into 24 segments to guide farming over the four seasons. (Xinhua/Xing Guangli)
![A staff member shows Rubik\'s Cubes with creative designs based on China\'s traditional 24 solar terms at a souvenir shop in Beihai Park, Beijing, capital of China, June 20, 2018. The 24 solar terms are a list of terms central to a calendar created in ancient China. Based on the movement of the sun, the calendar divides the year into 24 segments to guide farming over the four seasons. (Xinhua/Xing Guangli)](http://www.ecns.cn/hd/2018/06/21/d895f0ee4ee744fcb6c4b8edd1d9a004.jpg)
A staff member shows Rubik's Cubes with creative designs based on China's traditional 24 solar terms at a souvenir shop in Beihai Park, Beijing, capital of China, June 20, 2018. The 24 solar terms are a list of terms central to a calendar created in ancient China. Based on the movement of the sun, the calendar divides the year into 24 segments to guide farming over the four seasons. (Xinhua/Xing Guangli)
![A staff member shows postcards with a creative design based on China\'s traditional 24 solar terms at a souvenir shop in Beihai Park, Beijing, capital of China, June 20, 2018. The 24 solar terms are a list of terms central to a calendar created in ancient China. Based on the movement of the sun, the calendar divides the year into 24 segments to guide farming over the four seasons. (Xinhua/Xing Guangli)](http://www.ecns.cn/hd/2018/06/21/62d30e467cb04132aef8f254fa7df7d3.jpg)
A staff member shows postcards with a creative design based on China's traditional 24 solar terms at a souvenir shop in Beihai Park, Beijing, capital of China, June 20, 2018. The 24 solar terms are a list of terms central to a calendar created in ancient China. Based on the movement of the sun, the calendar divides the year into 24 segments to guide farming over the four seasons. (Xinhua/Xing Guangli)