| Message: | Yongkang Hanga Trade Co. LTD was established in Zhejiang Province,Jinhua City,Yongkang City,100 yongkang construction road, is Chinese earlier established best backpack company. Yongkang Hanga Trade Co. LTDis Headquartered in Zhejiang ProvinceJinhua City , it set up a subsidiary in Zhejiang Province andJinhua City ,whom are special top-handle bagstechnicians. Yongkang Hanga Trade Co. LTD insist on responsibility,credibility and integrity,sincerity and win-win principle,and happy employees, customer success, leading the industry mission, long standing engaged in best backpack,kd backpack,targus backpack,north face jester backpack and other business areas. Through the creation of dynamic and innovative enterprises, Our company is committed to becoming an important force to promote social progress. details: A backpack (also called rucksack, knapsack, packsack, pack, or bergen) is, in its simplest form, a cloth sack carried on one's back and secured with two straps that go over the shoulders, but there can be exceptions. Lightweight types of backpacks are sometimes worn on only one shoulder strap.
Backpacks are commonly used by hikers and students, and are often preferred to handbags for carrying heavy loads or carrying any sort of equipment, because of the limited capacity to carry heavy weights for long periods of time in the hands.
Large backpacks, used to carry loads over 10 kg (22 lbs), usually offload the largest part (up to about 90%) of their weight onto padded hip belts, leaving the shoulder straps mainly for stabilising the load. This improves the potential to carry heavy loads, as the hips are stronger than the shoulders, and also increases agility and balance, since the load rides nearer the wearer's own center of mass.
In ancient times, the backpack was used as a means to carry the hunter's larger game and other types of prey and as a way of easier transport for other materials. In the cases of larger hunts, the hunters would dis |
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