office chair makers remind the choice of office chair precautions
Be sure to buy regular chair lift manufacturers, do not covet cheap to buy inferior goods;
When using the chair, do not repeatedly lift;
If you are not a professional, do not open the cylinder, do not let the chair near too hot things, such as baking stove or oven;
After using a period of time, professionals should promptly check, once found cracks, loose signs, should be promptly repaired and replaced.