Consumer Electronics
| Sat 21 Feb 2026
Beijing, Feb. 21 -- Guangzhou Waner Ermai Engineering Technology has submitted a patent application for Active Range Hood System and Kitchen Airflow Field Structure. This invention was developed by Xue Shishan, Zhan Feilong, Li Chengwei, Yu Zhicheng, He Gangming, Zhuge Shuiming, Wei Linlin, Zhang Nanning, Ma Ji, Wu Feifei, Xiong..