1. Attend training courses: Older people can attend relevant training courses and obtain training certificates. These courses usually include theoretical study and practical operation, which can help the elderly master the necessary knowledge and skills.
2. Seek professional guidance: The elderly can seek professional guidance, such as doctors, nurses and other medical professionals. It can provide information about the importance and necessity of regulations and training certificates, and help the elderly know how to obtain certificates.
3. Consult the local health department: The elderly can consult the local health department and relevant institutions to find out whether training and certification services are provided. You can provide detailed information about the certificate to guide the elderly how to obtain it.