1. Soundboard (ribs,bridge)
The timbers are made of first-class spruce carefully selected through 9 rigid procedures after completely dry in the air, then to keep dry in the humudity room in order to adapt themselves to any bad enviroment;

2. Action
We use Renner style action introduced from German technology. We use metal and plastic material to instead of wood at places where easily get moistured.

3. Hammer
To use good quality felt from Germany to make hammer by German state-of-art machine, the hammer core specially use rose wood to make their hits of more strength and sensitive reaction at player’s handtouch.

4. pinblock and pin
The pinblock is pressed by high quality beech into 32mm thick block, the tunning pins are made by special anti-stain technology and done with european anti-lubricating tech to ensure rhythm stablity and make tunning more easily.

5.String
We use German Roslau string to bring out beautiful sound quality.

6.keyboard
The timbers are chosen from South Africa through 9 rigid procedures after 100% keeping dry in the air, to ensure no changing shape.

7.piano back
To adopt drill-no-hole in the soundboard so that the sound rhythm will in the synonymous frequency resonate then shift to another more widen and rich sound quality.