USB interface is a connecting line that everyone will use in their daily work and life. USB is an English abbreviation. Its original text is: Universal Serial Bus, which means Universal Serial Bus. USB connectors are always used for the connection and communication between computers and external devices.

With the continuous iterative replacement of USB, Type-C has gradually replaced Type-A and B. As early as 2014, USBType-C was introduced. At the end of the year, it was first applied to Nokia N1 tablet; In early 2015, it was applied to Google Chromebook Pixel;; Subsequently, Apple, Google and Asus successively launched notebook computers equipped with USB-C connectors, which opened the promotion of USB-C interface in 3C field. At present, Huawei, ZTE, Xiaomi, Lenovo and OPPO have basically launched products equipped with USB-C.

Advantages of Type-C:
1. Compared with the traditional USB interface, the interface form of Type-C is exactly the same on the front and back, so that no matter how it is inserted into the interface, it will not be inserted wrongly. Slender interface, simpler interface, reduced failure rate.

2. Compared with other A/B interfaces, Type-C is not divided into Mini/Micro, and all interface shapes are unified and universal.

3. Under different bandwidths and definitions, the traditional USB interface will present different appearances due to the need of pins. The Type-C interface will not change the shape of the whole interface regardless of the speed of USB2.0 or 3.0.