Chinese factory wholesale wood grain aluminium windows with built in shutters on China WDMA bifold Part of the drawings:

Part of the drawings:

Advantage Have independent developed Quality Control and Order Tracking application (customer can

developing new products

Aluminium color:

About one hour’s driving from Yiwu airport and 3 hour’s from Shanghai by fast train

Chinese factory wholesale wood grain aluminium windows with built in shutters on China WDMA bifold Part of the drawings:2020 NAHB International Builders Show Product Description Doorwin VS Chinese Manufacturer 1) Doorwin has American certification, quality assurance has no doubt. Besides, Doorwin has full understanding of the local building code of United States, which ensures that the product passes the local inspector acceptance and avoid the situation that cannot be installed. 2) Doorwin has deep research about the local market, be familiar with local aesthetic