Jinchuan National Mine Park is located on the north slope of Longshou Mountain in southwest Jinchuan District, Jinchang City, Gansu Province. It has the largest man-made crater in China, the old pit of open-pit mining and the longest main ramp in Asia. The main attractions are the old pits of open pits, including observation decks, greening barren mountain slopes, mining waste residue greening, mining science and technology museums, mineral processing smelting, tailings storage tour passage.