The 9th West Lake Chinese Rose Exhibition kicks off in Hangzhou, East China's Zhejiang province on April 28, with over 300 varieties of Chinese roses on display. [Photo/hangzhou.com.cn]

The 9th West Lake Chinese Rose Exhibition kicked off in Hangzhou, East China's Zhejiang province on April 28, with over 300 varieties of Chinese roses on display. The exhibition will run through May 23.

The 9th West Lake Chinese Rose Exhibition kicks off in Hangzhou, East China's Zhejiang province on April 28, with over 300 varieties of Chinese roses on display. [Photo/hangzhou.com.cn]

The 9th West Lake Chinese Rose Exhibition kicks off in Hangzhou, East China's Zhejiang province on April 28, with over 300 varieties of Chinese roses on display. [Photo/hangzhou.com.cn]