\"We need more galvanized iron sheet;coil.1. do you supply second grade galvanized iron sheet;coil? (if not、 please give first grade)- thickness:0.4mm - 0.6mm - size:4\"\"X 8\"\" Please give the quotation based on the above information. sheet and coil- do you have any minimum order quantity? 2. Do you participate any upcoming fair?thank you.\"