Twitter (Twitter) is an American social network and Weibo service company dedicated to public dialogue. Users can update messages with no more than 140 characters (except Chinese, Japanese and Korean, the upper limit has been raised to 280 characters). These messages are also called "Tweet", and Twitter is described as "the short message service of the Internet".

This service was co-founded by Jack Dorsey and his partner * * * in March 2006 and started operation in July of that year. Twitter is popular all over the world. The financial report released by Twitter shows that as of the third quarter of 2020, the daily active users of Twitter have reached 654.38 million+87 million.

The development of Twitter:

In 2006, Obvious, a startup founded by ivan Wilhemlms, a pioneer in blog technology, launched Twitter service. In the initial stage, this service was only used to send text messages to friends' mobile phones.

At the end of 2006, Obvious upgraded its service, so that users can receive and send messages through instant messaging service and personalized Twitter website without entering their mobile phone numbers.