GENEVA, March 8 -- SHENZHEN ROUSHENG TECHNOLOGY CO., LTD. (109, Building 4, Qidi Xiexin, No. 333, Longfei Avenue, Huanggekeng Community, Longcheng Street, Longgang District,Shenzhen, Guangdong 518000), 深圳市柔升科技有限公司 (中国广东省深圳市龙岗区龙城街道黄阁坑社区龙飞大道333号启迪协信4栋109) filed a patent application (PCT/CN2025/081973) for "BLADE SET AND MANUFACTURING METHOD THEREFOR, AND HAIR CUTTING APPLIANCE" on Mar 12, 2025. With publication no. WO/2026/045213, the details related to the pat...