1) Specifications:   fit for bi folding door series

2) Colors: White, brown, gray, yellow, green and so on
3) Top quality wit high strength corrosion resistance, anti-aging performance, sound and heat in solution, strong wind resistance and fine tightness
4) Beautiful and elegant appearance with the easy-to-operate, easy-to-clean
5) The product has passed the inspection for new scientific and technical tests and is considered to have reached the advanced international standards