In September 2005, he joined the Liaoning Youth Team. In the 2009 Asian Youth Basketball Championship, Guo averaged 19.3 points, 5.5 rebounds and 2.6 steals, leading China to win the championship. On 20 10, Guo made a blockbuster at the U 17 world youth basketball championship, averaging 22.4 points per game, winning the scoring title and leading the China team to the seventh best score in history. On August 20 10, Guo was selected for the national team and went to the World Championships in Turkey. 2065438+05101On October 28th, Liaoning Men's Basketball Team renewed its contract with Guo for two years. On April 22nd, 20 18, Guo won the CBA championship of 20 17- 18 season with Liaoning team. On August 25, he served as the star manager's variety show "This! It is a slam dunk live broadcast. 2018165438+1October 17, lead the dragon knight to win this game! Is the slam dunk champion.
On August 3rd, 2065438, Guo defeated C? te d 'Ivoire in the World Cup, scored 17 points, 9 assists and 3 rebounds in 33 minutes, ranking first in the team in efficiency value+19, and won the MVP of this game.