源头

yuán tóu source; fountainhead

企业

qǐ yè company; firm; enterprise; corporation; CL:家[jia1]

证书

zhèng shū credentials; certificate

销售

xiāo shòu to sell; to market; sales (representative, agreement etc)

经理

jīng lǐ manager; director; CL:個|个[ge4],位[wei4],名[ming2]

（ 电报

diàn bào telegram; cable; telegraph; CL:封[feng1],份[fen4]

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