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This is 18 classical ink PPT background pictures;
Keywords: Classic ink style slide template, ancient architecture, wooden desk, plum blossom, bamboo, lotus, landscape Chinese style PPT background picture
This is a set of blue squares combined background, knowledge contest...
This is a set of workplace character silhouette background, corporat...
This is a set of 27 PPT templates for cherishing life and refusing d...
This is a set of green low-plane style, environmental protection the...
This is a set of concise textbooks and stationery backgrounds, a kno...
This is a set of blue beautiful corporate finance company profile PP...