In students' daily study life, writing is an important part, whether it is taking notes, completing homework or answering exams. However, with the increase in learning tasks, long-term continuous writing often puts a lot of burden on students' hands, causing tension and fatigue in hand muscles and j...

Through its eye-catching color and highlighting effect, a Highlighter pens significantly increases the speed at which users can locate key information in a large amount of text or graphics. This marking method allows users to capture what they previously thought was important at a glance when review...

The pen head is one of the most critical parts of a Rollerball Pens. It is in direct contact with the paper and determines the outflow of ink and the smoothness of writing. A ball made of metal or plastic extends from the front end of the Rollerball Pens. This ball rolls directly on the surface of t...

As items that come into direct contact with children and may enter the mouth or contact the skin, the safety of crayon products for children is extremely important. Safety certification is an important means to ensure that crayon products comply with relevant safety standards and regulations, and is...