There is a river sand shop in the sand field in Yuelu District, Changsha City.

According to public information, river sand belongs to building materials and can be bought in shops selling building materials. Huangnihe Marine Sand Yard belongs to a store selling building materials, and its specific address is in Yuelu District, Changsha City, Hunan Province.

River sand is a kind of nonmetallic ore with complex composition, smooth surface and high impurity content, which is produced by repeated collision and friction of natural stones under the action of water for a long time.