GENEVA, April 19 -- SHENZHEN DANCING FUTURE TECHNOLOGY LTD. (2106 Qiaocheng No.1 Square Main Bldg., Shenyun Rd., Gaofa Community, Shahe St., Nanshan DistrictShenzhen, Guangdong 518000), 深圳市大十未来科技有限公司 (中国广东省深圳市南山区沙河街道高发社区深云路二号侨城一号广场主楼2106) filed a patent application (PCT/CN2024/124000) for "EARPHONE WATERPROOF KEY-STRUCTURE, EARPHONE STRUCTURE WITH WATERPROOF MICROPHONE, AND EARPHONE" on Oct 10, 2024. With publication no. WO/2025/07...