The Board resolution dated March 19, 2020, the Board of Directors of Rangdong Light Source and Vacuum Flask Joint Stock Company approved the following issues:

1. Approving to hold the 2020 Annual General Meeting of Shareholders:

• Record date: April 10, 2020
• Meeting time:  expected in May 09, 2020.

2.  Approving to pay second cash dividend for 2019:

• Record date: April 10, 2020
• Exercise ratio: 25% (2,500 dongs/share)
• Payment date: April 24, 2020.