This is Shirley from Xiu2019an Bangwon Import & Export CO., LTD. Our company is the filiale of Bangwon Company (South Korea) in Xiu2019an China. Located in Xi'an, Shaanxi province, Xiu2019an Bongwon is a professional import and export company dealing in nonferrous by-product and minerals. We are a leading company specialized in the importing of non-ferrous materials, especially copper/nickel sludge, dust, dross, and residue in china, if you have these by-products such as Zn, Pb, Cu, Ni, Bi, Se, Co, ect. Any quantity is ok, payment: L/C Our port: CIF Lianyungang, China Please do not hesitate to contact us and see if we have possible co-operations. Thanks a lot! Thanks again for your time! Shirley Show More