So if I am reading this correctly, a majority of votes (unanimous) were cast to pass the bill, but this was held in some subcommittee instead of moving to senat

So if I am reading this correctly, a majority of votes (unanimous) were cast to pass the bill, but this was held in some subcommittee instead of moving to senate floor? Who is this subcommittee, and why do they have more power than the people, plus the senators who voted unanimously?