Sending photos to WeChat friends circle without my consent depends on the specific situation.

Articles 100 and 120 of China's General Principles of Civil Law stipulate that citizens have the right to portrait and may not use their portraits for profit without their consent. If a citizen's right to name, portrait, reputation and honor is infringed, he has the right to demand that the infringement be stopped, his reputation be restored, the influence be eliminated, he apologize, and he may demand compensation for losses. The Supreme People's Court's "About Implementation"

All the above provisions require profit-making, but the mainstream view in theoretical circles and judicial practice is that the right to portrait may be violated without my consent, except for news reports, missing persons, wanted orders and other acts that hinder the illegal reasons. As for the extent to which unauthorized production, reproduction, possession and dissemination of citizen portraits for non-profit purposes constitute a substantial violation of portrait rights, there is no consensus and there is room for discretion.