1. Registration: register at the local vocational skill appraisal institute first. When registering, you need to fill in your personal information truthfully and submit the required registration materials as required.

2. Qualification examination: Candidates applying for the certificate of Internet of Things Engineer must be at least 18 years old, have technical secondary school education or above, and have relevant professional requirements in computer and electronics disciplines. Candidates can pay fees after submitting materials and passing the qualification examination.

3. Learning and training: Candidates should complete the study of the corresponding content according to the requirements of the examination syllabus and prepare for the examination.

4. Exam: Take theoretical and practical exams on time. You can get the certificate of Internet of Things engineer by passing the exam.