What is an in-depth interview? Are there any companies in Guangdong that can do it?

The in-depth interview of information consultation in the study room is a long one-on-one conversation between professional interviewers and interviewers on a certain topic. Used to collect respondents' opinions on something or reasons for making a decision. It is usually used to understand how individuals make purchase decisions, how products or services are used, and the emotions and personal tendencies in consumers' lives.