GENEVA, March 29 -- HARBIN QINGHEFENG TECHNOLOGY CO., LTD (Unit 2101, Building 6, Hengsheng Haoting Community, Qunli Fifth Avenue, Daoli DistrictHarbin, Heilongjiang 150070), 哈尔滨清与丰科技有限责任公司 (中国黑龙江省哈尔滨市道里区群力第五大道恒盛豪庭小区6栋1单元2101) filed a patent application (PCT/CN2025/088193) for "METROLOGICAL MEASUREMENT METHOD AND MEASUREMENT DEVICE FOR SURFACE FIGURE ACCURACY OF PARABOLIC TROUGH REFLECTOR" on Apr 10, 2025. With publication no. WO/2026/060930, the detai...