Dear Purchasing manager:Nice time to youIt is my big pleasure to hear you need A4 paperwe have A4 paper and A3 paperIf you still need that pls tell meThen i can send you our best priceBest wishesIdaIda ChenSALES MANAGEREast Siweite industry Co., Ltdwww.dfswtpaper.comSKYPE: siweiteEmail:swt@swtindustry.com