Paulownia has the following advantages: 1, light and tough material 2.non-curly shape 3.keep dry,it has a high degree of preservation; it is easy to store. 4.acid resistant refractory:rot-resistant acid is also a unique feature of it, so it is often used to make coffins 5.resistant to wear and tear: 6.the brightly-colored texture appearance 7.leading tone feature is good: Paulownia is indispensable material to make instrument and it is t