Origin: Africa, Benin, Brazil, Burkina Faso, India, Ivory Coast, Gambia, Ghana, Guinea Bissau, Kenya, Nigeria, Tanzania, Togo and Vietnam.
Quality Classified according to grades
First quality W210, W240, W320, W450, WB, WS, LWP, SWP
Second quality LBW210, LBW240, LBW320, LBW, SW210, SW2440, SW320, SW, SB, SS, LP, SP
Third quality DW320, DW350, DW
Fourth quality DW2, DW3DW2, DW3
Fifth quality SW2, SSW2, SW3, DW, DWTW3, DW, DWT
Sixth quality CS, SK, SK2, TPN, TPN2, TPB, DW4CS, SK, SK2, TPN, TPN2, TPB, DW4