CStone Pharmaceuticals — Director's Dealing 2022

May 31, 2022

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Public Disclosure Form

31 May 2022

Possible offer

Disclosure of dealings in the shares of Yankuang Energy Group Company Limited

The Executive received the following disclosure of securities dealings pursuant to Rule 22 of the Hong Kong Code on Takeovers and Mergers:

Party	Date	Descriptionof relevantsecurities	Nature of dealings	Purchase /Sale	Totalnumberof sharesinvolved	Total amountpaid / received	Highest (H)prices paid/ received	Lowest (L)prices paid/ received
ChinaInternationalCapitalCorporationLimited	30 May2022	Exchangetraded funds	Dealing in pre-existingindex-trackingETFs	Purchase	1,052,000	$3,038,288.1000	$2.9000	$2.8810
		Exchangetraded funds	Dealing in pre-existingindex-tracking ETFs	Sale	1,121,800	$3,238,516.9000	$2.8990	$2.8800

End

Note:

China International Capital Corporation Limited is an exempt principal trader connected with the Offeror. Dealings were made for its own account.