GENEVA, Oct. 26 -- SHENZHEN LEQI INNOVATION CO., LTD. (Rooms 103501601, Building 5, Fenghe Industrial Park, No. 1301-50 Guanguang Road, Xinlan Community, Guanlan Street, Longhua DistrictShenzhen, Guangdong 518000), 深圳市乐其创新股份有限公司 (中国广东省深圳市龙华区观澜街道新澜社区观光路1301-50号丰和工业园厂房5栋103、501、601) filed a patent application (PCT/CN2024/116514) for "LIGHT ATTENUATION DEVICE AND LIGHT ATTENUATION ASSEMBLY" on Sep 03, 2024. With publication no....