Enviornmental
| Wed 08 Jul 2026
Beijing, July 9 -- Shishi Hongfeng Env Bio Engineering Co Ltd has submitted a patent application for Closed Sludge Scraper Conveying System. This invention was developed by Huang Yicheng, So Jin-young, Qiu Jianhua, Liu Xianyong, Lin Musen, Yang Kaiyu, Zhou Xiaoyang, Ye Jinlai, Chen Ming, Qiu Yan, Liang Tianwen, Huang Shuiwang, C..