Ningbo Setec Electron Co., Ltd.
Room601, No. 1 Bldg, Wante Mansion, #487 Yangmuqi Rd., High-Tech Zone, Ningbo, Zhejiang, China 315040
Main products: Oscillator Tube, High Frequency Heating Tube, Power Gride Tube, Electronic Tube, Vacuum Tube, Electron Tube
