Aluminum clad wood: aluminum alloy on the outside frame and genuine wood on the inside 1. New products, great market potential, 2. Considerable cheaper than genuine wood windows 3. Durable, no fading for 50 years 4. Environmental-friendly and can be recycled 5. water-proof, air-tightness, wind-resistant, heat insulation and low U-value 6. Great craftwork and functional 7. Both commercial and residential, 8. Double tempered insulating glass and Geman hardware 9. Windows and doors style can be customized, 10. Window style: sliding, casement (hinged), folding, tilt and turn, awning window. Window wrap with pearl cotton being put in iron rack covered with carton and plastic film.