Banking
| Thu 11 Jun 2026
Beijing, June 11 -- China Banknote Ink Co Ltd and China Banknote Printing and Minting Group Co Ltd have sought patent for Prime Coating Ink for Metal Surface as Well as Preparation Method and Application of Prime Coating Ink. This invention was developed by Liu Ya, Sun Mingzhu, Ma Yongsheng, Ni Yong, Chen Xiameng and Liu Mumei.
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