A brief answer to Sanjiang Wuke
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Identifying seal script ; Reading vertically from the right: Wu Sankejiang
The imprinter is Zhou Jianguo, with the courtesy name Wenzhai and the name Sanjiang Wuke, male, born in 1981, from Hechuan County, Chongqing City, and a member of the Chongqing Calligraphers Association.
Dictionary Online Seal Script Dictionary----Sanjiang Wuke: