When companies are worried about interviewing candidates, negotiating projects with customers face-to-face, or failing to find a suitable venue for online group meetings, business operators hope to find a solution that is away from external noise interference. But they haven't found a good solution. Fortunately, we are here to solve such problems for such customers. BLF-03 may be one of the best solutions. BLF-03 is a soundproof office booth for 4 people meeting. Its core function is conference application, cooperative customer reception, candidate interview, etc., which is very suitable.