QingdaoNewin Trading Co.,Ltd is located in beautiful Jiaozhou riverside of Qindao. Our Main products including : Air shower,Ozone generator,Filter,Air curtain,Pass box.We have our own manufacture factory Qingdao Sweet E-purification Equipment Company. The sales valum is Top three in China,so we can ensure the lower price and high quality products. NEWIN serves the needs of our customers with efficiency and excellence, and has been recognized with awards for outstanding performance by many of ...