供需

gōng xū supply and demand

平台

píng tái platform; terrace; flat-roofed building

官

guān government official; governmental; official; public; organ of the body; CL:個|个[ge4]

Guān surname Guan

网

wǎng net; network

首页

shǒu yè home page (of a website); title page; front page; first page; fig. beginning; cover letter

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