1. How can I buy the motors?If you want to purchase a high-speed door motor, we need to know the local voltage in your country and the area of your door opening so that we can recommend a more suitable motor.. 2. What's our payment terms? T/T, 100% L/C at sight, Cash, Western Union are all accepted if you have other payment,please contact me. 3. What's the delivery time? Within 7-20 days after we confirm you requirement. 4.I can't install the door motor. No worries, it's very easy, we have installation vedio, manual books and technician on line supports. please contact sales for the service. 5. I never imported from China. No worries. Our sales are rich experience, they will help you with imported step by step. Semi-Automatic PET Bottle Blowing Machine Bottle Making Machine Bottle Moulding Machine PET Bottle Making Machine is suitable for producing PET plastic containers and bottles in all shapes.