Our products'tube diameter are 35mm and 45mm, the rated torgue is from 6N. m to 50N. m. They include standard, remote control and manual motors. They are widely used for windows roller shutter, awnings and garage/shop roller shutter. We have our own export&import right and have carried out QS9000 system for years. Our products are exported directly to USA, Germany, France,
Korea, Japan and Taiwan etc.