Zhongshan Mumaren Metal Products Co., Ltd. is a comprehensive corporation integrating product-manufacturing,selling and trade. with brand name "MMR",and has over 10 years' manufacturing experience. Our tubular and cylindrical door locks,big handle lock,Grade ANSI door lock as well as smart locks are widely exported to North America, Europe, Australia, South East Asia, Middle East, South America market and so on. Our company products meet the Ansi,bhma,and UL certification requirements. Because of our high-end products self-location,all of our products hold the recognized certificates. We aim at providing our quality-honoured locksets to countries all over the world .