IV makes sure of the quality of secret visit
standard of mystery customers : (1) good ability of observation and good memory; (2) to know something of clients’ operation; (3) clear mind and good performing ability. To follow strictly the rules of MSPA mystery customers and to employ qualified mystery customers to resolve the problems found during secret visit.
Training of mystery customers : (1) training of basal skill (observing skill, enquiry skill, reacting skill, ); (2) questionnaire skill; (3) basic operation skill
MEGI take into effect the technology of mystery customers under the system of quality ensuring composed of “bi-inspection, tri-check, synchrony-supervise”, with taking measures to, to the most extent, eliminate or reduce errors caused by different mystery customers.
The system of quality ensuring composed of “bi-inspection, tri-check, synchrony-supervise”-----“bi-inspection” is composed of arterial inspector and secondary executing inspector; “tri-check” means that producing inspector, executing inspector and customer inspector take part in the check altogether.

“Synchrony-supervise” means that employ mystery customers to monitor mystery customers and examine stochastically their working process in order to make sure if mystery customers have worked truly and canonically.