Job Description： 1. Marking and classifying math questions as required. 2. Check whether the question is available or not based on the determined criteria.If yes, write the solutions. 3. Writing full step-by-step explanations according to the requirements of the questions. 4. Fill out the form as required

Job requirements： 1. The workplace is not limited, but a computer and a stable network environment are required. 2. Good at solving math questions at all levels. 3. Be able to work for at least 4 hours a day. 4. Salary is calculated according to workload. 5. Required to be good at English.