Patent Technology

Sayyas has applied for nearly 400 national patents, and now has 27 invention patents, which is the leading wood window enterprise in the cumulative number of patent application and invention patent licensing in China. Since the launch of PASSIVE120, the first passive wood window in China in 2012, nearly 20 products of Sayyas have passed the certification of Passive House Institute (PHI) in Germany.

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Tel.

400-6700-999

Address

Address of Shuangcheng factory:


Crossroads of Songhuajiang Road and Xing'an Road, New Industrial Park, Shuangcheng Economic Development Zone, Harbin

Address of Haxi factory:


No. 9, Xinnong Road, Nangang District, Harbin

Address

Address of Nanjing factory:


No. 18, Zhonghuan Road, Jiangning District, Nanjing

Address of Nanjing office building:


Building F, Shimao 52 +, Yuhua District, Nanjing

sayyas1998@126.com

400-6700-999

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