Quality Assurance
We believe data quality is the cornerstone of the success of the research project, so we take it seriously
Staff Training
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Interviewers must be trained to ensure their interviewing ability.
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All the interviewer will be instructed before the start of the project by our researcher. The interviewer also need to conduct a simulated interview.

Fieldwork
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The questionnaire program includes rigorous logical checking to exclude the error caused by human factors.
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Supervisor will closely monitor interviewers. Interviewers are prohibited interviewing without supervision.


Independent Quality Check
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We can let our customers to access recordings, so that they can understand how the interview is going.
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The QC personnel checks the audio record randomly or arranges spot check
General inspection focus:
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Whether the interviewee is qualified for interview
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Ask question according to the questionnaire
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Probe when the response is not clear
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No leading answers
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The answer is consistent with the recording
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The answers are marked down right after the reponse
Data Processing
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Analyze the discrepancies between the data collected by interviewers and the overall data, and increase the number of independent quality check of individual when needed.