GENEVA, July 28 -- WUHAN TIANNA TECHNOLOGY CO., LTD. (Unit 1, Floors 1-5, Building 3, Chonghua Xintong Science And Technology Park, No. 777-9, Guanggu Third Road, East Lake High-Tech Development ZoneWuhan, Hubei 430075), 武汉天钠科技有限公司 (中国湖北省武汉市东湖新技术开发区光谷三路777-9号崇华芯通科技园3号厂房栋1单元1-5层) filed a patent application (PCT/CN2025/073065) for "HARD CARBON MATERIAL AND PREPARATION METHOD THEREFOR, NEGATIVE ELECTRODE MATERIAL, AND SODIUM ION BATTE...
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