Online dynamics Limited deals with supply of A4 paper 80 gsm, 70 gsm and also A3 paper A4 paper in roll, ream. You can request for the specification of all the below paper.brightness 100% which is good for all office use. we offer every inquiry order at a competitive price, with prompt delivery and comprehensive after-sales service. If you wish to experience our services for yourself, please contact us with your detailed inquiry. Thank you for buying from us.