Turquoise Hill Resources (TRQ) 6-K Current report (foreign)

Exhibit 99.1

AMENDED

September 12, 2022

•  Nova Scotia Securities Commission	•  Securities Commission of Newfoundland and Labrador
•  Alberta Securities Commission	•  Saskatchewan Financial and Consumer Affairs Authority
•  Manitoba Securities Commission	•  New Brunswick Financial and Consumer Services Commission
•  Ontario Securities Commission	•  British Columbia Securities Commission
•  Superintendent of Securities, Prince Edward Island	•  Autorité des marchés financiers
•  Superintendent of Securities, Northwest Territories	•  Superintendent of Securities, Yukon Territory
•  Superintendent of Securities, Nunavut

RE: Turquoise Hill Resources Ltd.

Pursuant to a request from the above-mentioned reporting issuer, we wish to advise you of the following information in connection with its Special Meeting of Shareholders:

Date of meeting:	November 1, 2022
Record date for notice:	September 19, 2022
Record date for voting:	September 19, 2022
Beneficial ownership determination date:	September 19, 2022
Securities entitled to notice:	Common Shares
Securities entitled to vote:	Common Shares
Issuer mailing directly to non-objecting beneficial owners:	No
Issuer will pay for objecting beneficial owner material distribution:	Yes
Issuer using notice-and-access for registered investors:	No
Issuer using notice-and-access for non-registered investors:	No
Notice-and-access stratification criteria:	No

Sincerely,

Trust Central Services

TSX TRUST COMPANY

1 Toronto Street Suite 1200 Toronto, ON M5C 2V6    T 416.682.3800    TSXTRUST.COM