HangZhou Longzai Import and Export Corporation is the foreign trade station of a metal materials facory in Gejiu Yunnan, our company is located in HangZhou, a  wellknown beautilful city in China.What we sell to many foreign countries are Tin ingots and Antimony ingots,and we really have a good credibility in both abrod and demestic. Our purpose is to be honest to our customers and our aim is to Give the customers satisfaction.We believe that we can give you the most perfect product and good service.