Dear Sir Madam,I'm looking for PVC clipboards with the following specifications:Size : 23.5W x 32CM0.17mm PVC laminated on 1400gsm greyboard then ultra sound weldingMetal clips must be able to pass the salty test. 5% concentration for 48 hoursColors : Red, black and blueAnnual qty. : 160000pcs in totalPacking : opp bag