Liu Fujin's seal is "Fu". Liu Fu jewelry bears the brand imprint of Liu Fu. Liu Fu has three brand marks. The first is Liu Fu in Chinese characters, the second is a blessing in a hexagonal pattern, and the third is the English letter LF, which is the abbreviation of Liu Fu. Liu Fu gold has not only brand imprint, but also gold category imprint and purity imprint.

Liu Fujin's seal is "Fu". Liu Fu jewelry bears the brand imprint of Liu Fu. Liu Fu has three brand marks. The first is Liu Fu in Chinese characters, the second is a blessing in a hexagonal pattern, and the third is the English letter LF, which is the abbreviation of Liu Fu. Liu Fu gold has not only brand imprint, but also gold category imprint and purity imprint.