Jia Yi insulated windows and doors, Ltd. is located in Lanzhou Chengguan section Beach Road home. Is a professional-grade aluminum alloy doors and windows broken bridge design, production, sales and service after the installation of the integration of modern windows and doors manufacturer. The company has a full set of advanced doors and windows processing equipment, has been studying the customer, down to earth, pioneering and innovative elite team, the company has the spirit of enterprising, excellence, loyalty is the letter of the spirit, to create a global company specialized windows. In the "market-oriented to quality of survival, to manage with efficiency, customer-God" development strategy, and to create a world-class brand windows and doors.