CHINA AOLI MACHINERY GROUP It is diaphragm type metering pump. It is driven by a motor, which is suitable for precise measuring of the liquid. The material can be used according to users' requirement. It is widely used in food industry, chemical industry and medical industry. The data above is a part of our products,we can choose the perfect pump for you according to your requirements. Please feel free to contact us if you have any questions. Contact Details: David Song Sales Manager Tel: +86-21-39170017(direct), Fax: +86-21-39170010 Mob: +86-(0)13816987562 Skype:songdaizhi