Ningbo adelson tourism supplies company focus on outdoor use waterproof series products, its main products are, air tightness and waterproof bag, drifting waterproof bag, swimming waterproof bag, all kinds of waterproof hiking backpack, yacht, traveling, camping, special waterproof bag, speleology adventure bag, beach waterproof.The company has waterproof patents, products are exported to Germany, the United States, Italy, Britain, Japan, South Korea, Malaysia and Singapore and other ...