Ivoryboard: 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。
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The white board and Ivoryboard 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.