Is it illegal for WeChat to chat with girlfriends about pornographic content?

If it is for profit, it is illegal. Referring to Article 363 of the Criminal Law, the crime of making, copying, publishing, selling and disseminating obscene articles for profit; Crime of publishing obscene books and periodicals by providing book numbers for others "Whoever makes, copies, publishes, sells or disseminates obscene articles for the purpose of making profits shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or control, and shall also be fined; If the circumstances are serious, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and shall also be fined; If the circumstances are especially serious, they shall be sentenced to fixed-term imprisonment of not less than 10 years or life imprisonment, and shall also be fined or confiscated.

Wechat is an intelligent terminal instant messaging software launched by Tencent on 2011,which was created by the product team of Tencent Guangzhou R&D Center led by Zhang Xiaolong. Wechat provides users with chat, friends circle, WeChat payment, public platform, WeChat applet and other functions. It also provides services such as living payment and live broadcast. Its users cover more than 200 countries and more than 20 languages. Wechat supports multiple languages and mobile phone data networks. Users can take photos or videos and send them to "friends circle". Users can select contacts in the contact list and use cloud services to back up and restore data to protect users' address book data.