Infinity Lock CO., Ltd. was established in 1996, located in the beautiful and prosperous Pearl River Delta of China. We have 12 years of manufacturing experience and series of sophisticated equipments. We specialize in making and offering a wide range of reliable locksets, covering leversets, handlesets, knobsets, deabolt, mortise lockset and so on. We are master key and construction key expert and have already built good reputations among our customers. And, we have been awarded ISO-9001 certificate since 2003. Our products were certified by both Merchandise Testing Laboratories and Intertek Testing Services in U.S.A., awarded ANSI specification for Grade 3 and UL approval. Also, a positive comment from Locksmith Ledger International was granted. Our quality control team conducts strict and thorough monitoring before the products are ready for packaging and shippment. Our continuous effort for high quality, competitive prices and good services is the key to our business seccess. Now, more than 600 employees, including a team of high-grade engineers and technicians and quality controllers are here to serve you. You can be ensured the high quality and on time delivery. We sincerely welcome friends from all over the world to start a friendly and win-win business relationship with us.