With the existing medical system and insufficient medical resources in China, we developed a mini program. a pain management mini app can be useful and appreciated by patients and health care professionals, making it a good choice for the management of cancer pain in our country . our study want to develop and test the mini program for pain management among Chinese cancer patients in or discharged from hospital treatment.

Healthcare interventions delivered via personal mobile device have been shown to be acceptable to users, who have identified benefits such as convenience, access to personalized information, greater awareness of own health. Integrating mini program into the cancer pain care may be an effective strategy to improve cancer pain patients self-management.

To design, construct, and test the mini program in patients managing cancer pain, evaluate the total remission rate of pain and the improvement in medicine compliance to improve pain management for cancer pain patients, and assess patient acceptance of the mini program.

Inclusion Criteria:

• Patients aged 18 years or older;
• Be able to read Chinese and use a mobile phone;
• Histologically or cytologically confirmed solid tumor;
• Diagnosed chronic cancer pain
• Could understand the study process and evaluation, agreed to participate in the trial, and signed the informed consent form.

Exclusion Criteria:

• Illiterate person;
• Incompetence;
• Inability to complete the pain assessment;
• Participation in any other therapies or other study protocols that may have an impact on pain intensity, which were the main outcomes of this study.