Visitors view giant pumpkins during the 18th China (Shouguang) International Vegetable Sci-Tech Fair in Shouguang of east China's Shandong Province, April 20, 2017. The fair kicked off here on Thursday. (Xinhua/Zhu Zheng)
Visitors view cartoon characters made of vegetables and fruits during the 18th China (Shouguang) International Vegetable Sci-Tech Fair in Shouguang of east China's Shandong Province, April 20, 2017. The fair kicked off here on Thursday. (Xinhua/Zhu Zheng)
An exhibitor shows soilless cultivation device during the 18th China (Shouguang) International Vegetable Sci-Tech Fair in Shouguang of east China's Shandong Province, April 20, 2017. The fair kicked off here on Thursday. (Xinhua/Zhu Zheng)
Visitors view cartoon characters made of vegetables and fruits during the 18th China (Shouguang) International Vegetable Sci-Tech Fair in Shouguang of east China's Shandong Province, April 20, 2017. The fair kicked off here on Thursday. (Xinhua/Zhu Zheng)
Visitors view vegetable seeds during the 18th China (Shouguang) International Vegetable Sci-Tech Fair in Shouguang of east China's Shandong Province, April 20, 2017. The fair kicked off here on Thursday. (Xinhua/Zhu Zheng)
Visitors view soilless cultivation device displayed during the 18th China (Shouguang) International Vegetable Sci-Tech Fair in Shouguang of east China's Shandong Province, April 20, 2017. The fair kicked off here on Thursday. (Xinhua/Zhu Zheng)