- Ambient Light Sensors (9)
- Infrared (IR) LEDs (30)
- Infrared Remote Receivers (21)
- Light Emitting Diodes (LED) (95)
- Photointerrupters - Slot Type - Transistor Output (21)
- Phototransistors (11)
- Reflective Optical Interrupters (5)
- RGB LEDs (4)
- Ultra Violet LEDs (2)
Established in 2004, TONYU is a group company specializing in the development, production, sales, and service of electronic components, with a total investment of over 25 million yuan and an annual sales volume of 150 million yuan. Established in May 2009
- TONYU DY-ITR8402
- TONYU DY-ITR9909
- TONYU DY-ITR9606
- TONYU DY-ITR9608
- TONYU DY-PT204-6B
- TONYU DY-IR204C
- TONYU DY-IR333C-A
- TONYU DY-PT334-6B
- TONYU DY-ITR9707
- TONYU DY-ITR8105
- TONYU DY-ITR9702
- TONYU DY-ITR9809
- TONYU DY-ITR9813
- TONYU DY-ITR20005
- TONYU DY-ITR8102
- TONYU DY-ITR9300
- TONYU DY-ITR8402-F
- TONYU DY-IR204T
- TONYU DY-IR333-A
- TONYU DY-PT204-6C