The inquiry has previously heard he used his parliamentary office as his own office to silently direct business network G8wayinternational Pty Ltd, which advertised access to high levels of government.
G8wayinternational also offered an illegitimate migration scheme under which Australian employers could earn a cash commission for falsely employing Chinese nationals full-time so they could obtain a visa, according to evidence before the inquiry.
Ms Wang told ICAC at least 12 visas were granted through the scheme, which she helped run by liaising with local businesses prepared to employ a visa applicant for a kickback of around $30,000.
Most of the businesses were based in Wagga Wagga and the introductions were made by Mr Maguire, she said.
Under the scheme employers were only obliged to keep an applicant on the books for a minimum of three months, with all wages