Pen: It consists of a pen tip, a pen tongue, a pen holder, a pen cap, and a water storage tube that holds ink in the rod. It is usually divided into three types: the gold-tip gold pen, the gold-plated gold pen, and the ordinary pen that does not contain gold or grain.

When choosing a pen, you should see if the tip of the pen is smooth and smooth. This can be done by a pen test. It is about to write some strokes and Arabic numerals on the paper on the new pen. If the pen tip does not pull the paper, the water is even, then the tip is smooth. Smooth, in line with the requirements of use.

Mark pens have many types of colors, usually as many as hundreds, and the distribution of colors is divided into several series according to the commonly used frequency. Some of them are commonly used gray series of different color levels, which is very convenient to use.

The marker is divided into water-based and oil-based. The oil-based microphone is quick-drying, water-resistant, and light-resistant. The water-based microphone pen is bright and transparent. Also, if you apply it with a pen that is dampened with water, the effect is the same as watercolor.

Ballpoint pen
A ballpoint pen is a pen that uses tiny rotating beads made of brass, steel or tungsten carbide that releases ink onto the paper as it is being written.

The ballpoint pen tip is full and smooth, no deformation, no stains, and the pen tie is moderately tight, and can not be strung with the refill. Draw a circle test on paper, write fluently, strokes are even, the color is uniform, and there is no disconnection of pockmarks.

Copy Paper
Copy paper is mainly used for document copying and printing, such as copying ID cards and copying documents. It is also used for printing tasks, such as printing contracts and quotations.

Try to use paper with good smoothness and high gloss paper. According to the characteristics of the printed products, choose the copy paper brand products with appropriate absorption to ensure the quality.

Sticky note paper
Nowadays, also known as self-adhesive label material, is a composite material that uses paper, film or special materials as the fabric, adhesive on the back, and silicone-coated paper as the base paper.

The sticky note can record what other unfinished tasks you have, remind you of some things, and leave a message to others. You can also label things as identification.

If many useless documents are discarded directly, it is likely to cause leaks. The shredder can smash the documents and prevent leaks.

Choosing the right shredder based on the amount of shredded paper per day, the speed of shredded paper is also an option, and the width of the shredder entrance and the width of the shredded paper are also considered.

The copier is a high-tech precision product that integrates optics, mechanics, and circuits. It is an essential office machine for the office.

The price of copiers is generally more expensive, even the price of low-end analog copiers is more than 10,000 yuan. Therefore, when purchasing a copy machine, be sure to consider it carefully and be cautious. It is sensible to purchase according to the function, model and actual needs of the copier.

Computers can be described as necessary equipment for office work. Most of our daily work is done by computers. In this information age, there is no computer to walk.

Buying a computer can choose a brand machine or an assembly machine. Every component of the computer will affect the function and use of the computer. Pay attention to the performance and quality of each accessory when purchasing a computer.

Toner cartridge
The basic structure of the toner cartridge is generally composed of a basic substrate made of aluminum and a photosensitive material coated on the substrate.

The toner cartridge model refers to the model of the toner cartridge that can be used in this printer. Under normal circumstances, the toner cartridge model recommended by the manufacturer to match the printer will be used. Different models cannot be used unless they are used for secondary filling.

The projector, also known as the projector, TRT-3M portable projector, mainly through the 3MLCOS RGB three-color projector and 720P chip decoding technology, the traditional large projector is compact, portable, miniaturized, entertaining and practical. Make projection technology closer to life and entertainment.

The projector is used in-office meetings to make the meeting process smoother, clearer, more organized, and more intuitive, making the meeting more efficient.