Xinghua camp watermelon wholesale market, Xiangfu District, Kaifeng City, Henan Province. Wholesale Market of Watermelon Planting Base in Kaifeng, Henan Province: Watermelon Market was established in 1990, covering an area of 500 mu; Around the watermelon planting area1000000 mu, the total annual output reached1000000 tons, with more than 20 varieties, and won the championship and gold medal in the national watermelon appraisal for many times. Covering five counties and one suburb under the jurisdiction of Kaifeng City, it is the earliest and largest watermelon planting base and watermelon wholesale market in China.