Is there a mattress in the dormitory of Longzihu Campus of North China University of Water Resources and Hydropower?

No, according to official website of North China University of Water Resources and Hydropower, the dormitory beds in Longzihu Campus are all single beds without mattresses, with a width of no more than1.2m and a length of 2m. North China University of Water Resources and Hydropower (hereinafter referred to as "Huashui") is located in Zhengzhou City, Henan Province, and is a key university with Henan characteristics, which is jointly established by the Ministry of Water Resources and Henan Province.