Founded in 2003,Zhongshan GHL Hardware Products Co.,Ltd formerly known as HOWKEE LOCK is one of the leading door lock manufacturers with 20 years OEM experience. Covering a production area of 100,000 square feet, we specialize in manufacturing a large variety of door locks, including tubular knobsets, tubular leversets, cylindrical knobsets, cylindrical leversets, deadbolts, combo locks, heavy duty door handle lock, grip handle sets as well as all kinds of door lock accessories. All of our products meet ANSI Grade 3 Standard requirement.