How to Maintain Contact With Friends in Hong Kong

I wouldn't say I don't have contacts with any of my friends, but a lot of times we would have to find a more private way to communicate. It's not like we're living a normal life like normal people. But obviously there are social media. I can still kind of know what they're up to in daily life. The situation in Hong Kong is... It's kind of different from people who are in mainland China because the Hong Kong government is still trying to protect the image.