About
INTERNATIONAL HAOTIAN TECHNOLOGY CO., LTD. specializing in our own patented products: PolarBag and Vaccine Cold Chain Box. PolarBag is high- tech product for people in any country who love the outdoors - Sports, Fishing, Camping, and Boating or leisure activity. IceGel which as the cold resource can cool article inside the PolarBag down to 0??-8?? for about 24 hours. Vaccine Cold Chain