El trueque es el presente y el futuro del comercio internacional, especialmente para las personas que se inician en el negocio de importación y exportación. El trueque y más, operaciones triangulares.
La segmentación perfecta para sus propuestas de negocio, Sus lugares de destino, además de su clase de clientes objetivo, además de sus artículos y categorías.
Appearance classification of sleeping bags
Common sleeping bags have 3 shapes, mummy type, envelope type and beer barrel type. Mammy style is also called mummy style or mummy style. This sleeping bag has wide shoulders and narrow feet. The width of the shoulders is generally 75 to 85 cm, and the width of the steps is 35 to 45 cm. Mammy-style sleeping bag is a sleeping bag shape that can achieve good thermal insulation under the same weight, suitable for use in cold seasons; envelope-type sleeping bags, as the name suggests, the shoulders are as wide as the feet, like an envelope, such sleeping bags are looser, suitable for warm summer and People with a large body; a combination of the first two types of hybrid sleeping bags, most of which are envelope sleeping bags with a Mammy-style hat.
The internationally popular sleeping bag is a small square cap, which is streamlined (the wide part is not at the neckline, but at the shoulders and elbows). The previous large round caps added weight and was not conducive to keeping warm. Some people call this new sleeping bag a "beer barrel", and some people call it a "cocoon style". In fact, it is just the alienation of the first two sleeping bags. It absorbs the advantages of the first two sleeping bags in design and abandons it. The shortcomings of the first two have greatly improved the comfort of carrying and use.