A ONE UNION CO., LTD. was established since 1984. "Sincerity, Mutual aid, Benevolence, and Modesty" are our basic operation principles. Our turnover is growing every year. We are proud to say that we are the leader in this field. However, we are not satisfied with it. We are doing our best to research and develop the products, and reduce the cost. It makes our products popular all over the world. Our continuous efforts since September 2001 since 2000. It gives customers more confidence that all of our products.