The purchasing department is in charge of the identification of materials, equipments and components of equipments.

供应公司负责对材料、设备和设备散件进行标识。

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Membership card is non-transferable. In order to ensure having member's privileges, please present your card when purchasing, and customer may be asked to present identification.

会员卡不得转让。惠顾时请出示会员卡，以确保享有特别优惠；而本书楼有权要求持卡人证明身分。

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