Q1:Do you supply OEM/ODM service? Yes, according to customer product requirements to design product shape and size .3D drawing provided. Q2:What about the production time? 15-30days Q3:How to install and operate machine? I.All machines with U disk for English Language Manual ; II.Each working unit installation and operation video III.3D drawing for product shape and size. IV. 24h e-service online and on site operation live video for teaching. V.Each machine working unit drawing provided Q4:How can I trust you for the first time business? I. Our business license and certificates has been certified by Alibaba and we are the SGS certified factory.back to our home page has the SGS report. Il. It also could use the Alibaba trade assurance service , guarantee your money, and guarantee your machines' on time delivery and machine quality. Ill, Each Machine has CE certificate. Q5:How could we know the machine quality after place order? After machine finish production, will take photos for each working unit and whole machine . and machine testing video , finished product sample video and photo will be sent by mail