18 centuries China that I collect , the compound bow of bull tendon and bull horn an

[fengmodao]

Hello :
This is Niu Jian of 18 a centuries China that I collected , the compound bow of ox horn and wood , and the curve that it is graceful . And refine . Being in hands to go up to have to leave , the skin of pearl fish is explaind that its grade is high . Spread the natural paint of the skin of birch tree of natural protection and the waterproof of black .

1=Contrary winding , the reservoir energy hugely !
2=Spread the ox horn of natural paint , and grows in age .
3=Graceful chord Gou can achieve economizes the objective of physical strength .
4=The skin of pearl fish that is remnant in the circle . If complete is beautiful .
5=The appearance after the bowstring is hung .