To ensure the best output it’s important to have a compatible input and to help our consumer base with that we deliver highest quality thumb turn lock cylinder since 2004. The reason behind our gained popularity in industrial sector is the highly rated product setting that we have achieved over the time, thanks to our technologically advanced production facility situated in Yiwu, , China.Yiwu City Topsen Hardware Factory LLC boast unbeatable thumb turn lock cylinder standards, helping us to grow and achieve annual revenue estimating around Approx 0.8 Million US Dollar. Started off as a legal entity based on Third Party, with initial business capital ranging around US$1 Million - US$2.5 Million. As leading Manufacturer and Retailer of thumb turn lock cylinder, we take pride in our door hinge,Iron hinge,welding hinge,furniture hinge,door hardware parts, setting a benchmark and helping us capture growing export ratio that has now reached Above US$100 Million. Our journey boasts, 16 Years of export history and this incredible experience led us to United Arab Emirates,China,India,United Kingdom export market share.