Husbandry
| Tue 23 Jul 2024
Beijing, July 24 -- Univ Southwest Petroleum has been granted a patent for automatic pet feeder. Liu Mingchen, Yang Linjun, Tang Haopu, Zhang Wenjie, Yu Yang, Song Chunhui, Wei Jianshuang, Yang Yongjun, Gong Jiahe, Lei Peng, Wang Wencong, Feng Chuang, Wu Yuhao, Shi Yifan, Lyu Boqiang, Zhang Zihao, Yu Jintian, Xu Lijia, Shin Byun..