Enviornmental
| Tue 11 Aug 2026
Beijing, Aug. 11 -- Sichuan Yuyang Environmental Engineering has sought patent for Operation Optimization System of Building Sewage Deodorization Equipment. This invention was developed by Gong Lei, Xia Yuyang, Zhang Zhijie, Liu Weibin, Jang Ji-ho, Li Mengxue, Zhang Na, Li Jiangyan, Qin Yang, Li Jie, Li Pengfei and Bei Xini.
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