Shanghai Sunkey Industry Co., Ltd. is a high technology company which focuses on gel energy storage technology research and development. We are manufacturing ice packs, ice boxes, blue ices, hot/cold packs, gel packs, reusable gel packs, instant ice packs, disposable hot packs, bottle coolers, cola ice packs, eye/facial masks, hand warmers and others. Our gel energy storage technology is outstanding in the world. Compared with products in the same field, our products have such advantages as long-time freezing, stable performance, steady cold discharging, energy saving & environmental protection. Our products are with freshing and refrigerating functions. They are widely used for bacterin, plasma, biochemical reagent, solder paste, food, cake, beverage, seafood, ice sculpture, agricultural product, flower and vegetable cold chain transportation. The refrigeration process of thes

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