Malcom is excited to be joining Barcelona.
The former Bordeaux winger was presented to fans and the local media on Thursday.
"I was always calm.
"My agents have been in charge of this whole issue.
"It was an opportunity to play for Barcelona and here I will play with the best players in the world.
"I am very happy to be able to be at a team like this.
"It's very difficult to come to Barcelona, but I am going to give all I have to do a good job.
"I am very happy in my heart, I am realising a dream that I have had since childhood."