The domestic huge retail market, if the shelf electronic label is used in the future, the electronic label market will reach a peak in the next few years.
Due to the lower and lower cost of LCD and controller, the use cost of electronic label has been reduced again and again. Coupled with the publicity of low-carbon life in recent years, the concept of green environmental protection has been deeply rooted in people's minds.
The trend of replacing traditional paper labels with electronic labels has begun to appear in supermarkets in developed countries
. So far, about 25 million supermarket electronic labels have been put into practical use in the world, mainly distributed in Europe and the United States, Australia, Turkey in the Middle East, Japan and South Korea in Asia, etc., and the retailers introduced include metro, Migros, 7-Eleven, etc. The huge retail supermarket in China also has huge market potential.
In European supermarkets, the requirement for electronic labels is that batteries need not to be replaced for 3 to 5 years, while in China, the requirement is low, which is usually that batteries cannot be replaced within one year. The temperature range can be from - 20 ℃ to - 60 ℃, which is also in line with the environmental requirements of the supermarket. Ordinary liquid crystal can not work in such a large range. Its power consumption is also very low. In theory, a button battery can be used for 8 years. If the power consumption of other RF circuits is included, it can be used for almost 3 years.