On March 21, 2019, the Board resolution of Rangdong Light Source and Vacuum Flask Joint Stock Company approved the following issues:

1. Approved to hold the 2019 Annual General Meeting of Shareholders                                      

-       Record date: April 10, 2019

-       Meeting time: expected in April 27, 2019

2. Approved to pay second cash dividend for 2018:

-       Record date: April 10, 2019

-       Exercise ratio: 25% (2,500 dongs/share)

-       Payment date: April 29, 2019.