GENEVA, April 18 -- CHINA BANKNOTE PRINTING AND MINTING CORPORATION (No. Jia 143, Xizhimenwai Ave.Xicheng District, Beijing 100044), 中国印钞造币集团有限公司 (中国北京市西城区西直门外大街甲143号), SHIJIAZHUANG BANKNOTE PRINTING CO., LTD. (No.37 Zhaiying South Street, Yuhua DistrictShijiazhuang, Hebei 050000), 石家庄印钞有限公司 (中国河北省石家庄市裕华区翟营南大街37号) filed a patent application (PCT/CN2023/123853) fo...