Calligraphy lovers write Chinese character "Ju" in various styles of Chinese calligraphy, which means chrysanthemum, during a calligraphy event involving hundreds of calligraphy fans, in Kaifeng, central China's Henan Province, Oct. 18, 2012. The event was staged as a part of the 30th Kaifeng chrysanthemum cultural festival. Chrysanthemum is the city flower of Kaifeng. (Xinhua/Wang Song)

Calligraphy lovers write Chinese character "Ju" in various styles of Chinese calligraphy, which means chrysanthemum, during a calligraphy event involving hundreds of calligraphy fans, in Kaifeng, central China's Henan Province, Oct. 18, 2012. The event was staged as a part of the 30th Kaifeng chrysanthemum cultural festival. Chrysanthemum is the city flower of Kaifeng. (Xinhua/Wang Song)

Calligraphy lovers have a class before writing Chinese character "Ju", which means chrysanthemum, during a calligraphy event involving hundreds of calligraphy fans, in Kaifeng, central China's Henan Province, Oct. 18, 2012. The event was staged as a part of the 30th Kaifeng chrysanthemum cultural festival. Chrysanthemum is the city flower of Kaifeng. (Xinhua/Wang Song)

Calligraphy lovers have a class before writing Chinese character "Ju", which means chrysanthemum, during a calligraphy event involving hundreds of calligraphy fans, in Kaifeng, central China's Henan Province, Oct. 18, 2012. The event was staged as a part of the 30th Kaifeng chrysanthemum cultural festival. Chrysanthemum is the city flower of Kaifeng. (Xinhua/Wang Song)

Calligraphy lovers write Chinese character "Ju" in various styles of Chinese calligraphy, which means chrysanthemum, during a calligraphy event involving hundreds of calligraphy fans, in Kaifeng, central China's Henan Province, Oct. 18, 2012. The event was staged as a part of the 30th Kaifeng chrysanthemum cultural festival. Chrysanthemum is the city flower of Kaifeng.