Beijing Down | Down customize Beijing | Beijing Foreign Down Production | Beijing Down processing | Beijing jacket wholesale sales | Beijing Hongli extraordinary jacket manufacturers | same charge down the amount, the higher the bulkiness, factory production down jacket, down insulation contains air the more, the better the insulation performance therefore. It is also available in the market such as Mont-bell some light down jacket, thermal effects are very good reasons. Some charge more than the amount of the down jacket velvet feather raw footage mixed with silk, velvet and crushed silk hair, even though the same amount of cashmere, its bulkiness also declined. 3. Down the softer the better? Beijing Down | Down customize Beijing | Beijing Foreign Down Production | Beijing Down processing | Beijing jacket wholesale sales | Beijing Hongli extraordinary jacket manufacturers | jacket from the international community better (many of which are designed for outdoor sports) model point of view, Yanqing County Down factories, high canopy number of Down charge down the amount is generally not high, such as the interior of the intermediate layer specification is generally in outdoor sports compression easy to carry. The outdoor sports as outer wear warm, customized jacket factory, usually high charge down the amount, the lower canopy number between 650-750. But if it is used in our daily usually wear it, I believe that the number of tents in the 450-500 enough, charge down the amount greater need for higher thermal effect.