Dashan FASTENER CO, LTD.SE YON GWO GWOUP PWODIKSYON FASTENER, ki gen plizyè atelye pwodiksyon.Materyèl la ka pwodwi òdinè pwodwi asye kabòn oswa pwodwi asye pur.Pwodwi seri jete lank yo enkli gecko reparasyon machin, boulon jete lank chimik, boulon ekspansyon, boulon enplozyon ak sou sa.Pwodwi konpayi an ak Lachin Construction Group, Lachin Railway Group, Lachin Metallurgical Group, Lachin Communications Group, Lachin Coal Group te pote soti nan koperasyon pwofondè.