[Office Partner Information Center] The water-based pen uses ink as pure water, and the paper absorbs it strongly. Water-based pens are generally used on the absorbing surface. Even if they are...

Asked by: 啾唧 What is the difference between a gel pen, an oil pen, and a water pen? I have been unclear... Reply people: group brother The water-based pen uses ink as pure water, and the paper...

There are many kinds of gel pens on the market, and the styles are different. How should consumers choose a gel pen that suits them? There are a few technical details to be aware of when choosing a...

Which pen and gel pen are easy to use? The pen was used a long time ago and was slowly replaced by a gel pen. However, the pen strokes written by the pen are more beautiful, but the gel pen can't...