For the model 907 is combine with Chinese material and European material. The tope is Italian spruce, and back, rib and neck are the best maple from Sichuan province of China. All the material must have been natural dry in warehouse about 3-5 years. And keep drying 1 year after cutting in half, which make sure they could be dry enough before making. Our workshop will divided all Chinese material into 3 levels. The good looking wood grain will be used for 905, and weaker ones will be for 903. And some rare excellent ones will be used for 907. All our violins, violas and Cellos from our workshop are fullly in handcrafted, without CNC machines. That's what we always insist and the reason that keep our price in high. Features Top: Italian Spruce Back, Ribs & Neck: Chinese maple Fittings: Jujube Bridge: Aubert A Strings: Dominate + OPTIMA 0.26 E string Pattern: Guarneri or Stradivari Certificate: without, but offical lable