Do you know what quality certifications your products need to pass in other countries? What are the meanings of these certification marks? Let's take a look at the current global mainstream of 21 kinds of internationally renowned certification marks and their meanings.

What is the difference between BV and BVR wire?BV and BVR wire is the same material, are copper-core PVC insulated wire, but BV wire is a harder single-core hard wire, BVR is a softer multi-core soft thin wire, the same area of the same withstand the same current.

How to choose a better cable manufacturer when buying cablesHow to choose the right wire and cable manufacturers? Many people do not understand this, I will explain in detail below, I believe that you will know after reading.

General normal national standard BV2.5 wire price in 160 a per 100 meters. Of course if it is, it may also go to 240 yuan per 100 meters. Of course, there is also the bottom price of 130 yuan or less, but the number is relatively insecure, with a feeling of insecurity.

In the middle of the renovation of the materials used very much, such as wire, for example, you seriously to understand the words you will find the original wire specifications material is very much, take bv and bvr line, do not understand people also think that is the ordinary household wire.

UL is the English Underwriter Laboratories Inc. for short, UL Safety Laboratory is the most authoritative in the United States, but also in the world engaged in safety testing and identification of the larger private institutions. UL will give a certification file number such as E172073.

Many people have encountered the home electric light line often short-circuit, home row full of plugs and other troubles. If they want to improve the quality of life, then in the pre-decoration wire materials, we must take good care of.

In the daily work of many people should be involved in electrical things, in the current living conditions, a wide range of electronic equipment, the use of voltage is also different, there are high-voltage and low-voltage.

Quickly understand the differences between British and Australian standards and American standards for flat wiresWith the development and passage of time, various styles of wires and cables have appeared on the market.

How to lay photovoltaic cables to reduce costs and save costsIn the solar photovoltaic power generation system, the construction cost of photovoltaic cables is generally relatively large, and the choice of laying method directly affects the construction cost.