WPC: wood plastic composite, synthetic wood aluminum profile 1. New products, great market protetial, 2. Considerablely cheaper than genuins 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. Windows and doors wrapped with pearl cotton being put in iron rack covered with carton and plastic film Dimension can be customized.