To tell you what social apps are used abroad? Facebook, the largest social networking site in the world, originated in the United States and is used almost all over the world. Twitter, the domestic equivalent, is a well-known small basket bird in Weibo. It can input updates of up to 140 words, allowing users to send their latest trends and ideas to mobile phones and personalized websites in the form of short messages, not just to individuals. You can post in others, and others can post with you. It's open to everyone. WhatsAPP is similar in China: WeChat, the mobile instant messaging APP with the largest number of users abroad, is equivalent to a simplified version of WeChat, without as many additional functions as WeChat, and its main purpose is to chat. InstagramInstagram is a well-known mobile application for social sharing of pictures, which allows users to photograph their own life memories. More than just taking photos, Instagram, as a lightweight but very interesting App, incorporates many social elements on the mobile side, including the establishment, reply, sharing and collection of friends, which is the greatest value of Instagram as a service rather than an application. LinkedIn's domestic counterpart: LinkedIn is a social networking (SNS) service website for business customers and the largest business social networking website in the United States. The purpose of the website is to let registered users maintain the contacts they know and trust in their business dealings, commonly known as "contacts". Now it belongs to Microsoft, and there is a China version in operation in China. Main users of Line: Japan LINE is an instant messaging software launched by NHN Japan, a Japanese subsidiary of Korean Internet group NHN. Although it is a communication application that started late, it was officially launched in June of 20 1 1 year, but it has more than 400 million registered users worldwide. KaKaoTalk's main user group: Korean Kakao, launched on March 20 10, comes from an entrepreneurial team and has a strong founder background. Founded Hangame, the largest game platform in Korea more than ten years ago, and later served as CEO of NHN, the largest Internet group in Korea. KaKao is a product he launched after leaving office. KaKao has 62 million registered users. The number of messages sent every day is three times that of the three major operators in South Korea. Of the 55% market penetration rate of smartphones in Korea, 95% are KaKao users. The main users of Snapchat: Young People Snapchat is a burn after reading photo sharing application, which was developed by two students of Stanford University. Through this app, users can take photos, record videos, add words and pictures, and send them to the friends list on the app. These photos and videos are called "snapshots", and users of the software call themselves "snapshots".