GENEVA, Aug. 3 -- SHANDONG HUAWUTANG BIOLOGICAL TECHNOLOGY CO., LTD (Room 901, Building 4, Phoenix International Plaza, West Of Phoenix Road And North Of Zhonglin Road, High-tech ZoneJinan, Shandong 250000), 山东花物堂生物科技有限公司 (中国山东省济南市高新区凤凰路以西、中林路以北凤凰国际广场4号楼901室) filed a patent application (PCT/CN2024/096378) for "METHOD FOR SEPARATING AND PURIFYING OLEUROPEIN BY MEANS OF SINGLE COLUMN CHROMATOGRAPHY" on May 30, 2024. With publication no. WO/...