It is Banana short video APP.

Banana Technology Company was established in 2005 and is an enterprise approved and registered by relevant national departments. Banana Technology Company is a provider of digital and digital imaging solutions and an Internet-oriented information technology service provider. With good credit and excellent services, Banana Technology has established good cooperative relationships with Air America, Baima, JCDecaux China, Sina, etc. Banana Technology Company sincerely welcomes friends from all walks of life to visit, inspect and negotiate business.

The term verification code was first proposed in 2002 by Louis von Ahn, Manuel Blum, Nicholas J. Hopper of Carnegie Mellon University and John Langford of IBM. Carnegie Mellon University attempted to apply for the word to become a registered trademark, but the application was denied on April 21, 2008. A commonly used CAPTCHA test is to ask the user to enter text or numbers displayed on a distorted picture. The distortion is to avoid automatic recognition of the letters and numbers on the picture by computer programs such as optical character recognition (OCR, Optical Character Recognition). And lose the effect.