Table 2.

Coding framework.

Category	Definition	Example Weibo Post
Providing social support	Expressing care and compassion, or providing information, advice, and resources	“I hope you are ok! Don′t die” “You should get professional help now ...” “My mom is an expert in this field! Don′t die!! I can ask her to help you!!!”
Calling for help	Calling police and other users for help	“Call the police!” “Is there anyone who knows his address and can go to his place to help him? ...”
Expressing shock	Feeling surprised and upset	“What′s up, don′t scare me”
Making negative responses	Expressing cynical, dismissive, and indifferent attitudes, or refusing to offer help and encouraging suicide	“Is there anything wrong with your brain? Why not to kill yourself quietly ...” “It is her last wishes, Why do you want to stop her” “If you want to kill yourself, please be quick ...”
Unspecified	Replying with unspecified intent or meaning	“” “.........” “Sigh”