Try to choose ink and ink to fill, so that the filling effect will be better; Because the ink on the market has ink and ink, the ink is oily, and the ink is water quality.
Generally, the ink used in the original ink cartridge is ink, while the cheaper ink on the market is generally water quality ink, which is only about 10 to 20 yuan, while the substitute ink is about 50 yuan; The printing handwriting after filling the ink is very clear;
