Shandong Excellent lntelligent Technology Co., Ltd. is a comprehensive set of companies integrating design/development /assembly and trade, specializing in the production polyurethane sandwich insulation cold room panels. Ourcompany has advanced equipment such as automatic feeding line, production line, high-pressure foaming machine.automatic machine and so on. We adopt one-stop complete process for the setting and foaming of shears, folding platesand pressing bars. We also develops and assembles food processinq, refrigeration units, cold room aluminum pipes.seamless steel pipes and the complete set of cold rooms