The board of directors of Xi'an Haitian Antenna Technologies Co., Ltd. announced that Professor Lei Zhenya (Professor Lei) has tendered a resignation notice resigning as independent non-executive Director and member of audit committee of the Company with effect from 10 May 2021. Professor Lei confirmed that his resignation was due to other work commitment. He also confirmed that there is no disagreement with the Board. Following the Resignation of Professor Lei and based on the recommendation of the nomination committee of the Company, the Board announced that Mr. Liu Lidong (Mr. Liu) has been appointed as independent non-executive Director and member of audit committee of the Company with effect from 10 May 2021. Mr. Liu has served as the executive director in Shenzhen Yangyi Technologies Co., Ltd. since 2011, and has served as the chairman and director of Guangzhou Liuhe Information Technologies Co., Ltd. since 2016.