The Board of Directors of Broncus Holding Corporation announced with sorrow that Professor Joseph Wan Yee Lau, an independent non-executive Director, and a member of each of the audit committee and the nomination committee of the Board, passed away on February 7, 2024.Professor Lau had served the Board as an independent non-executive Director since September 13, 2021. The Board expressed its sincere gratitude to Professor Lau for his valuable contributions to the Company during his tenure. The Company will endeavor to identify a suitable candidate to fill the vacancy of independent non-executive director of the Company and consider making the appropriate adjustment to the composition of the Board committees, in order to fulfill the requirements.