USB Cable :1.Type A: almost every USB cable has a standard flat rectangular interface at one end. Most computers have a usb-a port to connect to only one USB port.
2.Type-B: almost square connector for printers and other active devices connected to computers. They are not common now because most devices have been moved to smaller connections.
3.Mini USB: a smaller connector type that was standard for mobile devices before micro USB. It's not common today, but you'll see it on some cameras, PlayStation 3 controllers, MP3 players, etc.
4.Micro USB: the current standard for mobile and portable devices, even smaller than Mini USB. Although you can still find micro USB on smartphones, tablets, USB battery packs and game controllers, some have turned to usb-c
5.Type-C: the latest USB standard, which is a reversible cable, promises higher transmission speed and higher power than previous USB types. It can also take into account a variety of functions.
USB Cable ShenZhen Antenk Electronics Co,Ltd , https://www.atkconnectors.com
Survey area (25): Shanghai, Hangzhou, Changzhou, Hefei, Jinan, Beijing, Tianjin, Taiyuan, Hohhot, Guangzhou, Shenzhen, Changsha, Zhengzhou, Wuhan, Lanzhou, Xi'an, Shenyang, Dalian, Harbin, Changchun, Chengdu, Guiyang , Chongqing, Yinchuan, Ningbo
Statistical time: December 2007
Statistical execution: The Ministry of Information, Marketing Department
Data summary: the editorial office of this newspaper
Summary time: December 6, 2007
Analysis of data results:
1. More competitive traditional lantern dealers: Our reporters have launched 142 more competitive traditional lantern dealers in 25 cities through field investigations, combined with the opinions of local lighting market and dealers (see table one).
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National traditional city lanterns merchant survey (Figure)
——A survey of traditional lantern merchants in some first-tier cities across the country