Cangzhou Sinone Lock Co., Ltd. is a manufacturer and supplier of architectural hardware to the construction industry in China. Our main business activities are Mortise Lock, Panic Exit Device, Euro Cylinder, Door Closer, Lever Handle and other building materials etc. We have been making OEM for many top brands from 2002, also we had possessed our well-known brand name of "SINONE", which established a good reputation with many companies in Europe, Mid-East, South-East Asia, South America etc countries and areas. With our consistent efforts and adherence to the principles of "Perfect Design, High Quality, Competitive Price and Premium Service". That is, SINONE is symbol of Quality.