Is it legal to hang rights protection banners on your balcony?

yes. According to the Law on Public Security Administration Punishment, it is legal to pull banners to protect rights within the scope prescribed by law. If it interferes with social management and disrupts public order, it is illegal. Hanging banners at home will not hinder public security and is legal. Banners are a specification in ancient calligraphy, and banners made in modern times are often propaganda banners.