You can't. The college entrance examination is allowed to bring pads, but it must be transparent, without any signs of words, and plastic pads with trademarks are not allowed. The college entrance examination stationery must be packed in transparent plastic boxes or plastic bags. College entrance examination candidates should carry stationery according to relevant regulations. The scope and standard of stationery for examination are: 2B drawing pencil, HB drawing pencil, 0.5mm neutral black ink pen (replaceable refill), a set of test ruler with protractor and triangle, compass, rubber and transparent pad.