Husbandry
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to CNOOC China Co Ltd Hainan Branch for Spherical Spherical Pig Recovery Device. Li Yi, Xie Fengxuan, Liu Yuliang, Zhang Shuai, Zhu Guiping, Wang Jun, Chen Yingjie, Yu Weiqi, Guo Peng, Fang Langlang, Mao Xiaoming, Tang Ji and Han Yang developed ..