After this three-year epidemic, I think most people know how safe it is to have money in hand? 

Long ago, "wattage" was used to determine the brightness of a light bulb. The higher the wattage, the brighter the lamp.

Good lighting reduces the risk of health problems, increases safety, and enhances productivity.

To facilitate you to better understand the article, in understanding why the light bulbs series resistance, I would like to give you a little bit of knowledge about resistance.

With the reform and opening up, more and more foreigners will like to come to China to purchase products.

In our daily life, we use all kinds of lamps and light sources, such as incandescent lamps, energy-saving lamps, and LED lamps, which can be used for direct lighting and can also be used as lantern light sources (like chandeliers, ceiling lamps, etc.).

What will be the future trend of lighting? I believe most people want to

Under the control of the epidemic, "it is difficult to buy food" has become the focus, but the field of LED lighting has become more popular.

Light-emitting diodes, referred to as LEDs, are semiconductor electronic components that can convert electrical energy into light energy.

In recent years, the number of myopic children has been increasing, and a lot of parents bought LED desk lamps especially.