Sourcing for punch hole waybill (A4 size)

I want to buy A4 size commerial bill (with punched hole), I need good  price for these kind of forms. It looks like A4 commercial bill, each size have 3 page. It can be printed with a matrix printer and can make a black color image copy on the other 2 pages. The form's size is A4 size, with 24 punched holes on both side. The color of up page is white, the middle page is blue,  the bottom page is green. I need 500.000 sets of it. Please send me you detail and offer as soon as possible.