many consumers ask my office chair how to trim?Method is very simple, actually for office chair can adjust direction, height, the lower here often have an obvious switch, only need to sit on it, at the same time again with a lever on the switch, to office chair down smoothly.If can't well down, it is probably the hydraulic rod out of the question.General good sitting position without a good chair the following several aspects of the adjustment.Elbow, thigh, calf, lower back, the line of sight height, and so on!Below small make up to everyone saidA few comfortable adjustment method. ,  ,  ,   a,  Office chair How down have a person can know, the elbow away from the office screen as nearly as possible, to ensure that the upper arm parallel to the spine, put his hand on the workbench surface (such as a laptop or keyboard), adjust the seat height from top to bottom, to ensure that the elbow is right Angle.At the same time, adjust the armrestDegree makes the upper arm at shoulder slightly by coincidence. ,  ,  ,   (2) whether can check the finger at the bottom of the thigh, chair of the front slide freely.If the space is too tight, you need to add a adjustable shelf feet high thigh.If in your thighs with Desk Frontier between one refers to the width, then increase the height of the chair. ,  ,  ,   (3) close your eyes, and slowly opened his eyes, the line of sight should fall on a computer displayThe centre of the device.If the monitor position too high or too low, you need to do the corresponding adjustment to reduce the neck muscle strain.