I come from Dream （China and Germany joint venture） with air compressor manufacturers.We produce a variety of air compressors, which screw air compressor is our flagship product,our technology has the EU CE certification, our aim is to Energy-saving Creates Value and Service Improves Credit！
If you have any problems, you can give me a e-mail, I will give you the most professional answer.my e-mail id dreamcompressors@gmail.com
By the way, This website (https://dreamcompressor.en.alibaba.com/) is our shop
The Wall