GENEVA, March 8 -- BEIJING EASPRING MATERIAL TECHNOLOGY CO., LTD. (Building 21, Zone 18 of ABP, No.188 South 4th Ring Road West,Fengtai District, Beijing 100160), 北京当升材料科技股份有限公司 (中国北京市丰台区南四环西路188号总部基地18区21号) filed a patent application (PCT/CN2023/116267) for "POSITIVE ELECTRODE MATERIAL OF SODIUM-ION BATTERY AND PREPARATION METHOD FOR POSITIVE ELECTRODE MATERIAL, AND SODIUM-ION BATTERY" on Aug 31, 2023. With publication no. WO/2025/043638, the details related to the patent application was published on Mar 0...