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				Ningbo Setec Electron Co., Ltd.
				
				We are a skilled company and knowledgeable exporter for Electron tube, Electron valve, Ultra-high frequency electron tube, CO2 Laser power tube, Power grid tube, Ceramic vacuum tube, Electronic triode, Electronic tetrode, quadrode, pentode, Metal-ceramic transmitting tube, Broadcasting transmitter				
				
					2024-01-11
					
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