Certain Class A Ordinary Shares of CN Energy Group. Inc. are subject to a Lock-Up Agreement Ending on 30-APR-2023. These Class A Ordinary Shares will be under lockup for 90 days starting from 30-JAN-2023 to 30-APR-2023.

Details:
Each of directors and executive officers and shareholders holding at least 10% of the outstanding Class A ordinary shares, have agreed for a period of 90 days from the date of the closing of this offering, subject to certain exceptions, without the prior written consent of the underwriter, not to offer, sell, or otherwise transfer or dispose of, directly or indirectly, any equity of the Company or any securities convertible into or exercisable or exchangeable for equity of the Company.