The Tailored Evidence-based Enhancements in Mental Health-Gamified and Individualized Follow-Up Treatment for Suicide (TEEM-GIFTS) : Implementing a Gamified mHealth Intervention to Reduce Post-Discharge Suicide Risk in Patients With Mental Disorders Using Multiphase Optimization Strategy (MOST)

Inclusion Criteria

Inclusion Criteria: For patients * Being 18 years and above; * Being diagnosed with mental disorders; * Having received inpatient care for three days or more; * Living in Shenzhen and having no plan to leave Shenzhen in the following 12 months after discharge; * Being able to use apps or WeChat (WeChat mini program) on smart phones. For lay health care supporters (LHSs) * Being 18 years and above; * Being without any diagnosis of mental disorder; * Being the lay health care supporter in the family; * Living in Shenzhen and having no plan to leave Shenzhen in the following 12 months after discharge; * Being able to use apps or WeChat (WeChat mini program) on smart phones. For the clinic and community mental health service providers * Being 18 years and above; * Having practiced in mental health service at least for 12 months. Exclusion criteria For patients * Refusing to provide written consent or be unable to provide written consent due to any cognitive problems. * Being discharged by the patient's or LHSs' demand against medical advice. * With no ID, no stable residence nor any source of income. For For lay health care supporters (LHSs) * Refusing to provide written consent. For the clinic and community mental health service providers * Refusing to provide written consent.