Enviornmental
| Sat 07 Nov 2026
Beijing, Nov. 6 -- Chongqing Sanfeng Covanta Environmental Industry has secured a patent on Reverse Osmosis Treatment System. Shi Jia, Yu Benhong, Zheng En, Xu Baoxian, Liu Youjun, Shi Min, Zhang Yunmeng, Liu Yang, Cao Yi, Feng Xing, Zhou Xingwei, Yang Chuan, Duan Yu, Luo Wenbo, Cao Wei, Chen Yan, Qi Youming and Wu Zhongyong dev..