FILE PHOTO: The logo of Saint-Gobain is seen on a banner on a building construction site in the financial and business district of La Defense in Courbevoie, outside Paris, France, February 19, 2018. REUTERS/Gonzalo Fuentes
FILE PHOTO: The logo of Saint-Gobain is seen on a banner on a building construction site in the financial and business district of La Defense in Courbevoie, outside Paris, France, February 19, 2018. REUTERS/Gonzalo Fuentes