iClick (ICLK) is China’s largest independent online marketing technology platform that connects worldwide marketers with audiences in China. Its proprietary platform possesses omni-channel marketing capabilities and fulfills various programmatic marketing objectives for both international and domestic marketers. Here is a description of the type of services it offers (even if this is a little old, from an interview with the CEO in 2014 with Adexchanger):
We work to position iClick as a unified platform to simplify the whole complicated media buying process in China. We aggregate the inventory on the search side, with Baidu,