What is the gray map of WeChat?

There are several possibilities for the other person's head to be gray:

1, the client is offline manually;

2. It may be hacked;

3. Try to send a message to the other party. If you refuse or prompt, it's either a friend relationship or being blacked out.

Tencent launched its communication product on 2011121,which can quickly send free voice messages, videos, pictures and texts through the network, supporting single and multi-person participation. At the same time, it also supports the use of social plug-ins such as "shake", "drift bottle", "circle of friends", "public platform" and "voice notepad".

Provide public platform, circle of friends, message push and other functions. Users can add friends and follow the public platform by "shaking", "searching for numbers", "people nearby" and scanning the QR code, and share the content shared with friends and the wonderful content seen by users to the circle of friends.

It was planned by Tencent Holdings Limited in Shenzhen on 20 10 and 10, and was built by the product team of Tencent Guangzhou R&D Center. The team led by team manager Zhang Xiaolong has successfully developed Internet projects such as Foxmail and QQ mailbox. Ma, president of Tencent, confirmed the name of this product in the email of product planning.