Because of the top quality and low price, our products of valve and pipe fittings are very popular in the international market. So it ranks on the head in the industry than other companies. With its long history and high reputation during the customers, Nanjing Palace can provide perfect products with best quality but lower price. So it would be wise for you to contact with us, and you will find a different producer only when you take the action.Always waiting for you on line.Best regards/ Linda