from Pakistan customer buying invisible inks
he with his two brother together. that's first time their coming our factory.i sent them a gift with Chinese green tea. they like Chinese culture, we are close friendship as like brother China and Pakistan.
they're bought a lot of invisible ink, red, yellow, black, green, Pink, each color for 12kg, all for offset printing it with offset printing machine. and he will buy a again on FEB, if some one like there inks, click the website :https://www.anti-forgery-ink.com/e_products/uv-Invisible-ink-3-70.html