JIUNN YAW TECHNOLOGY PRODUCTS:
1. OPTICAL: OPTICAL LOW PASS FILTER(OLPF). IR LED, IR CUT FILTER. UV FILTER. IR FILTER. BLUE GLASS. QUARTZ.
2. ELECTRONICS: LED LAMPS. IR LED. PD. PT. LASER.
3. SEMICONDUCTOR: Si, Ge, GaAs, InP, Al, P
4. HEALTHY EQUIPMENT: PHOTOTHERAPHY TREATMENT.