Yes. According to a query on Dianping.com, in RT-Mart stores in Lanzhou, the brand of black melon seeds is "Lanzhou Wei Chao"; in China Resources Vanguard, the brand of black melon seeds is "Longshanghong". In Tianrunfa Supermarket in Liancheng Town, Yongdeng County, the brand of black melon seeds is "Cuixiang"; in Ruilingya Supermarket in Lanzhou New District, the brand of black melon seeds is "Caotang". The above brands of black melon seeds are all produced locally in Gansu and have a good reputation among customers. Black melon seeds are sold in large supermarkets in Lanzhou.