Gabon will meet Switzerland in the second match of Group B after South Korea and Mexico ended in a goalless draw.
Gabon will feature St Etienne striker Pierre-Emerick Aubameyang in their starting lineup, which is captained by Le Mans goalkeeper Didier Ovono.
Switzerland goalkeeper Diego Benaglio will also captain his nation with Dynamo Kiev striker Admir Mehmedi leading their attack.
Gabon: Ovono, Dinda, Ndong, Engonga, Ndoumbou, Madina, Tandjigora, Boussoughou, Obiang, Aubameyang, Nono
Switzerland: Benaglio; Rodriguez, Klose, Schaer, Morganella; Hochstrasser, Buff, Frei; Emeghara, Mehmedi, Zuber