The Board of Sino Energy International Holdings Group Limited announced that Mr. Tsang Ho Yin (" Mr. Tsang ") has tendered his resignation as the company secretary of the Company and has ceased to act as the authorised representative of the Company as required under Rule 3.05 of the Listing Rules and an authorised representative of the Company for accepting on the Company's behalf service of process or notice to be served on the Company in Hong Kong under the Companies Ordinance (Chapter 622 of the Laws of Hong Kong) (collectively, the "Authorised Representatives") with effect from 19 July 2019. The Board further announces that Ms. Cai Xiuman, an executive Director, has been appointed as the Authorised Representatives of the Company with effect from 23 July 2019.

On 23 July 2019, the Board considered and approved a resolution in relation to the issue of the Debentures with aggregate principal up to HKD 300 million. The Debentures shall bear interest from and including the issue date of the Debentures up to the Maturity Date or the date on which such Debentures are redeemed (whichever is earlier) at the Interest Rate of its outstanding principal amount and payable in arrears every 6 months.