Interview - is through a formal conversation with the candidate, to achieve an objective understanding of the candidate's level of business knowledge, appearance, work experience, motivation, ability to express themselves, ability to reflect, personal cultivation, logical thinking and other items.

Area - a measurement of how much surface is on a plane.

Face - refers to the face; sentiment. Describes the human mentality in dealing with people, the face of a person exposed, taking into account the feelings, acquaintances, people you see often.

Surface - is the area of one or several atomic layers on the surface of a solid.