Manufactures electron tube devices, including SIT tubes, photomultiplier tubes, switch tubes; and large power devices, glass coated wire, Channeltrons, detectors, and microchannel plates.

• 生产电子管产品，包括SIT管、电子倍增管、整流管、大功率设备、玻璃涂装线、通道倍增器、探测器和微通道板。