Microsoft PowerPoint, usually just called PowerPoint, is a non-free commercial presentation program developed by Microsoft. It is part of the Microsoft Office suite, and runs on Microsoft Windows and Apple's Mac OS X operating system. wikipedia.org

Microsoft Office Word is a word processor designed by Microsoft. wikipedia.org

Microsoft Excel is a proprietary commercial spreadsheet application written and distributed by Microsoft for Microsoft Windows and Mac OS X. It features calculation, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications. wikipedia.org

Media relations involves working with various media for the purpose of informing the public of an organization's mission, policies and practices in a positive, consistent and credible manner. wikipedia.org

A transactional account is a deposit account held at a bank or other financial institution, for the purpose of securely and quickly providing frequent access to funds on demand, through a variety of different channels. wikipedia.org

Purchasing refers to a business or organization attempting for acquiring goods or services to accomplish the goals of the enterprise. Purchasing managers guide the organization's acquisition procedures and standards. wikipedia.org

Translation from English to Chinese and Chinese to English.

Supply chain management (SCM) is the management of a network of interconnected businesses involved in the ultimate provision of product and service packages required by end customers. wikipedia.org