Beijing North Tech Windows is an ISO 9001 certified company, so we have strict a quality control system. We specialize in aluminum frame awning windows, soundproof residential window, folding window, casement impact windows, bifold awning window, tilt and turn windows for sale. Our slogan is “Quality is life”. So we certainly emphasize the goodness in life’s quality.
Also, the certification we have ISO 9000 family is the world's most best-known quality management standard for companies and organizations of any size. It is known for its reduced lead time, quality, and affordability as well.
It is equipped with CNC machine from Germany, using 6063 T5, 6063 T6 thermal break aluminum extrusions, insulating strips from Technoform, hardware from Hopo, Siegenia. It guarantees best quality aluminum windows and doors, exceeding quality standard of Nafs, CSA, NFRC. They are tested by Intertek and QAI, getting renewal every year.
Please send inquiry at any time to get free estimation. Email address:
dept01@northtechwindowscn.com
Post time: Oct-10-2022
