Message: | Yongkang Hanga Trade Co. LTD is a professional supplier which provides a variety of backpack, to provide customers withDurablebackpack ,outdoorand backpack and so on. Since the company had been established in Zhejiang Province,Jinhua City,Yongkang City,100 yongkang construction road, adhere to people-oriented ,and the quality of survival, to the credibility of development,our company have made an outstanding achievement.We based in Zhejiang Province,market-oriented,to customers are thinking,anxious customer anxious. Yongkang Hanga Trade Co. LTD is specialized in Industry and agriculture,Hardware tools,Clothing luggage hardware since established in 10 years ago.So far,our company has established its branch companies in major cities throughout the country.Formed in Zhejiang Province,Jinhua City,Yongkang City,100 yongkang construction road as the center, the radiation sales system and service network.Details:The internal frame backpack is a recent innovation, invented in 1967 by Greg Lowe, who went on to found Lowe Alpine and Lowepro, companies specializing in backpacks and other forms of carrying bags for various equipment.[5] An internal-frame pack has a large fabric section around an internal frame composed of strips of either aluminum, titanium or plastic, sometimes with additional metal stays to reinforce the frame. A complex series of straps works with the frame to distribute the weight and hold it in place. The internal frame permits the pack to fit closely to the wearer's back and minimizes shifting of the load, which is desirable when participating in activities that involve upper-body movement such as scrambling over rocky surfaces and skiing. However, the tight fit reduces ventilation, so these type of packs tend to be more sweaty than external frame packs. The internal construction also allows for a large storage compartment; a few lash points (including webbing loops and straps for sleeping bags and other large items) may be present, bu |