Rumors that the Shuguang tube factory in China has either moved or closed. Jamona working at full capacity to pick up slack. I know but everyone uses Chinese tubes, and many are
A review of the Shuguang 12AX7B vacuum tube - 6th Street Bridge
Shuguang tube factory "supposedly temporary" closure. | Page 2 | The Tone Rooms
Re-Tales #22: Is it time for a tube surge? | Stereophile.com
From East to West: Solid Quality Tubes - [English]
Linlai
Shuguang - First equipment moved into the new factory building today! – DestinYAudio
The Global Supply of Vacuum Tubes: What Happens Now? – PS Audio
Update Regarding the Supply of Amplifier Tubes from Tube Amp Doctor | audioXpress