QuanZhou Hesen Machinery Industry Co.,ltd, located at Yangdian Industrial Park, Zimao, Jinjiang City, Fujian Province, China. We are 19 years experienced manufacturer who specialize in production and sale for construction machinery undercarriage parts and kinds of high strengthen bolts & nuts. Hesen consistently insists on the management guidelines that Superior Quality and Best Service. Besides our tenet is "quality foremost, customer first and credit worthy". So that our products have been recognized and praised by our clients both in domestic and abroad market. Moreover, we are known and chosen by more and more people.