WHY CHOOSE US? 1. Our factory pass ISO9001-2008 2.Our chairs pass ANSIBIFMAX5.1-2002 3.Our chairs pass EN12520 test. 4. We provide one year warranty and can provide free replacements. 5. We make such chairs for many years and the quality is excellent. 6. We export the chairs for long time, and very familiar for the process of exporting.