1. The door body appears irregular powder plastic spraying veins and powerful relievo effect which make the door more beautiful and higher intensity. 2. Escpecial specification fine quality premium heat zinc plating steel plate, double-side covers with sub-light pure polyester powder. Significant corrosion resistance. 3. Fine quality steel plate wraps two slides. Therefore, the inner and outer parts adhere each other and thus seal two wainscots effectively. 4. The middle coat of door board is filled with PU froth to make the door board possesses the features of sound insulation and heat preservation. 5. Rubber and plastic adhesive tapes are in the interstices of the top for energy save and windproof. 6. Rubber and plastic adhesive tapes in the bottom for windproof and heat insulation. A. The door slides along with "『" track.. No space occupied. B. The door body adopts imported fine quality steel plate, advanced technology, windproof, corrosion resistance; imported motor, micro computer control, durable. C. Wireless remote control device, single key control, roll code circuit no repeating; infrared protection device, when the body receiving the signal of impurity, it will stop work; when the door open, 40W light will shine automatically. D. No sound and low speed operation. Mirco computer and remote control technology incorporation. Open and close the door safely and automatically. E. Three ways to control: remote control, manual operation, wall switch control; Wall switch control: up, down, stop, light; No power / storage electricity can be operated manually. F. Widely applied in garage, warehouse, workshop etc.. G. Domestic motor, imported motor and all kinds of accessories to meet the personal need; Various materials and models, varied prices, you have more choices for one door.