shen zhen kaisite refrigeration co ltd is a professional manufacture, supplier and exporter which is specialized in developing and exporting cold room,cold storage room, walkin cooler,walk in freezer, quick-freeze room, pu sandwich panel, cold room refrigeration equipment, stepping into type environmental test room.1.walk-in cooler and walk-in freezer are standard modular cold room chamber to cool or freeze food, beverage, meat, fruit, vegetable, pharmaceatical material, chemical or other goods stored inside 2.different standard dimension of cold-room length.