The board of directors of Sino Energy International Holdings Group Limited announces that Mr. Song Pengcheng has tendered his resignation as a non-executive Director due to other business commitments and Mr. Gu Renliang (has tendered his resignation as an independent non- executive Director and each of the member of the audit committee, the remuneration committee and the nomination committee of the Company due to other business commitments, both with effect from 1 November 2018.