CStone Pharmaceuticals — Director's Dealing 2022

May 26, 2022

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Public Disclosure Form

26 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	Totalnumber ofsharesinvolved	Total amountpaid / received	Highest (H)prices paid/ received	Lowest (L)prices paid/ received
CICC CustomerTrading Limited	25 May2022	Ordinaryshares	Hedging of Delta 1 products createdas a result of wholly unsolicitedclient-driven orders	Purchase	17,300	$658,242.5100	$38.0487	$38.0487
		Ordinaryshares	Hedging of Delta 1 products createdas a result of wholly unsolicitedclient-driven orders	Sale	5,010	$191,604.9500	$38.2445	$38.2445

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Public Disclosure Form

		Other typesof securities(e.g. equityswaps)	Client facilitation trades in ordinaryshares arising from wholly unsolicitedclient-driven orders by a clientfacilitation desk which operatesindependently of the group'sproprietary trading desk. I confirmthe resultant proprietary positions (ifany) will be flattened no later than theclose of the morning trading sessionthe next tradingday	Sale	17,300	$658,307.4800	$38.0525	$38.0525
		Other typesof securities(e.g. equityswaps)	Client facilitation trades in ordinaryshares arising from wholly unsolicitedclient-driven orders by a clientfacilitation desk which operatesindependently of the group'sproprietary trading desk. I confirmthe resultant proprietary positions (ifany) will be flattened no later than theclose of the morning trading sessionthe next tradingday	Purchase	5,010	$191,394.4300	$38.2025	$38.2025

End

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Public Disclosure Form

Note:

CICC Customer Trading Limited is an exempt principal trader connected with the Offeror.

Dealings were made for its own account.

CICC Customer Trading Limited is ultimately owned by China International Capital Corporation Limited.

The shares reported refer to A shares of Yankuang Energy Group Company Limited (600188.SH), and price per unit is in RMB.