Sanitation
| Wed 26 Nov 2025
Beijing, Nov. 26 -- Guangdong Chuangzhi Intelligent Equipment has submitted a patent application for Multi-channel Queue Cleaning Device. Yan Changzhi, Xu Shijian, Huang Yuantan, Liu Zongqin, Xie Youming, Wang Dan, Yuan Cong, Wang Quanzhong, Kong Deming, Liu Lingfei, Zeng Yueqiang, Yang Shengqiang, Tan Jiawang, Sun Xiangma, Wen ..