KENENG Industry Co.,Ltd was established in 1996,and our brand KNG has been focusing on providing secure solutions for doors &windows systems for 21 years.We are committed to allowing users to enjoy the sun and air in the city, and to make every door and window in the world has the sign of KNG.KENENG Industry Co.,Ltd is one of the biggest manufacturers in the world with a relatively perfect quality management system for hardware accessories, including design center, research and test center, automated factory.It is a modern enterprise that is led by design and development of doors and windows system,consisting of RD, product design,production, QA, sales and services.KENENG Industry Co.,Ltd has a building area of over 150 thousand square meters, and in 2002 it got ISO9001:2000 certification.