The pattern area should be known, and then the ink consumption of a pattern is calculated by multiplying the film thickness (the depth of the imprinted pattern), and the volume of 1000g ink is also calculated, and then divided by the ink volume of each pattern, it is estimated that there should be thousands or even tens of thousands.
Lanzhou Champagne was purchased in Gansu Fanhe International Trading Co., Ltd., Lanzhou Longkai Trading Co., Ltd., Gansu Yuanda Mining Investment Co., Ltd., La