Maggie Choi, former Asia Pacific CEO of OMD, has resurfaced at Touchmedia as managing director of its Hong Kong and international operations.
Choi, one of the media industry's most well-known figure, spent 12 years building the regional OMD network and prior to that helped found ZenithOptimedia in Hong Kong.
As head of Touchmedia, she will initially be tasked with launching the Hong Kong market and later will work on extending Touchmedia's other international operations.
The company is currently China's largest in-taxi media company, with operations in Beijing, Shanghai, Guangzhou, Shenzhen, Hangzhou and Hong Kong.
New cities are expected to roll out in the next few months. Touchmedia has doubled in size in the last 12 months and expects to have 40,000 screens by year-end.