Copper sheet, copper circles, tubes for chandeliers

We are selling our products in the local market and export them as well. and we are the new member of the gunnies required , we used many matrieal i will manthion some of them as his piriorty to us ( copper sheet , copper circles ,copper tube , lamp holders , iron tubes and stainlesstel sheet ),that is the very important componant for our production so that i will be very honor if i can recive the any information to help me to find this supplaiers in your country .