Test standard for computer chair chassis

The structure is firm, the hole position is accurate, and the function is complete. The multi-angle locks the remote function, the synchronous remote lock function is controlled by the handle; the elastic function of the control is adjusted by the pull-back cylinder; the lifting function is controlled; the dual-function chassis locked at any angle; the synchronous chassis with the fourth gear lock. The strength test is: impact, push back (strength tester impact 10W test, passed the American BFM standard, and obtained SGS certification).