| No | Subject | Date |
|---|---|---|
| 1 | eYc Air volume Air Velocity series Pneumonia Influenza Negative Pressure Rooms and Isolation ward | 2020-02-13 |
| 2 | eYc Temperature Humidity Gas CO CO2 Air quality Series | 2020-01-20 |
| 3 | eYc Semiconductor / FAB Dedicated Transmitter | 2019-12-24 |
| 4 | eYc Thermal Resistance Thermocouple Industrial High Temperature Environment | 2019-11-19 |
| 5 | eYc Vietnam VietWater（VWSA）06.- 08. November 2019 invitation | 2019-10-24 |
| 6 | eYc Singapore HANNOVER MESSE ITAP 22.-24. October 2019 invitation | 2019-10-02 |
| 7 | eYc wish you happy mid-autumn festival | 2019-09-10 |
| 8 | eYc Bangkok RHVAC. 25. - 28. September 2019 invitation | 2019-08-16 |
| 9 | Awesome! YUDEN-TECH obtain the patent certification of " Dew point sensor test system " | 2019-08-06 |
| 10 | eYc Measurement solution for environmental protection industry | 2019-07-09 |
| 11 | eYc measuring specialist CDA System Measurement Solution | 2019-04-25 |
| 12 | eYc Greeting Happy Lantern Festival | 2019-02-19 |
