1·Ivory board: Good quality board manufactured by laminating two high quality sheets together. It is rigid with a bright surface especially suitable for business and invitation CARDS.
象牙白纸板：用两张高品质纸张裱合而成的优质纸板。它结实、表面有光泽，特别适合请卡和名片用。
2·The white board and Ivory board are used wildly in every color cassette packaging. The article is about discussing that water content effects the quality of cassette and gives Integrated solution.
白板纸、白卡纸广泛地应用到各类彩色纸盒包装中，本文着重从其水分变化对纸盒质量的影响及相应处理办法进行了探讨。
3·Yellow thick paper board, red hard paper board, PVC board, ivory cardboard, sulphite paper, insole fiberboard and plastic board, etc.
黄厚纸板、红硬纸板、PVC板、白卡纸、鸡皮纸、纤维中底板以及塑胶板等。