Since opening for business in 2000,

our business has grown up as a professional company

that exports copper-related products, used computers and PCB ect.

"In addition we start DOANGA Metal, a company for interim treatment of waste",

for the 2nd jump.

We contribute to society through knowledge and extensive field experience.

We devote to creating the world that is with mankind and nature.

Also we should seek to develop with partners by transparent management

we will do our best to preserve nature

that we have to hand over to next generation.