Pujiang Xinye locks Factory located in Zhejiang which is famous for hardware trade.And our factory is near by the shanghai and Yiwu city and it have convenient trafic .The business of lock core is our strongest point . Our factory has more than 15years experience in lock core production .The products are sold in many countries of the world and also we have a ability to manufacture all kinds of lock core .Our business is rapidly expanding in the domestic market as ***** also develop products according to customer s drawings , samples and designs.Pls contact us and we will answer all of questions and provide you with the best services.welcome you to become our business partners .Pls kindly email me at xylockcore at yahoo dot com dot cn to communicate the details.