GENEVA, May 25 -- VONTRON TECHNOLOGY CO., LTD. (1518, Liyang Avenue, Guiyang State High-tech Industrial Development ZoneGuiyang, Guizhou 550016), 沃顿科技股份有限公司 (中国贵州省贵阳市贵阳国家高新技术产业开发区黎阳大道1518号) filed a patent application (PCT/CN2023/134374) for "METHOD FOR PREPARING POLYAMIDE POLYMER, POLYAMIDE NANOPARTICLE, METHOD FOR PREPARING REVERSE OSMOSIS MEMBRANE, AND REVERSE OSMOSIS MEMBRANE PREPARED THEREBY" on Nov 27, 2023. With publication no. WO/2025/102426, the details related to the patent applicatio...