Bright metal doors and windows factory mainland - China

Our factory specializes in the production of 32 series of full-web steel window steel doors, aluminum alloy doors and windows, PVC doors and windows installed by the production of mainly small and medium enterprises, depending on the quality of our lives, in strict accordance with the national standard GB-5827.1-86 standards for the quality of production. And the establishment of a comprehensive quality assurance system and production of flow-cheng. to all aspects of production according to customer needs do not include