GENEVA, May 4 -- SHENZHEN HANYANG TECHNOLOGY CO., LTD. (Klm Unit, Blk. B, 12f, Bldg. 6, Baoneng S & T Park, Qinghu Village, Qinghu Community, Longhua Street Longhua DistrictShenzhen, Guangdong 518000), 深圳汉阳科技有限公司 (中国广东省深圳市龙华区龙华街道清湖社区清湖村宝能科技园6栋12层B座KLM单位) filed a patent application (PCT/CN2023/130927) for "SPEED ADJUSTMENT METHOD, SELF-MOVING DEVICE AND COMPUTER READABLE STORAGE MEDIUM" on Nov 10, 2023. With publication no. WO/2025/086344, the details r...