BusinessMeet the professional data collectorTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoBusiness12/18/2018December 18, 2018Chitpol Fight Mungprom is a professional data collector – his Thailand-based firm Zanroo listens in to all public conversations on social media, helping brands improve their advertising.https://p.dw.com/p/3AJY7Advertisement