SIIC Environment : Announced Business Development Updates of Five Wastewater Treatment Projects in China

The Singapore Exchange Securities Trading Limited (the "SGX-ST"), Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited (the "Hong Kong Stock Exchange") take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

SIIC ENVIRONMENT HOLDINGS LTD.

上海實業環境控股有限公司*

(Incorporated in the Republic of Singapore with limited liability)

(Hong Kong stock code: 807)

(Singapore stock code: BHK)

SIIC Environment Announced Business Development Updates of Five

Wastewater Treatment Projects in China

This announcement is made by SIIC ENVIRONMENT HOLDINGS LTD. ("SIIC Environment" or the "Company", together with its subsidiaries, the "Group"), a water treatment and environmental protection company listed on the Mainboard of the SGX-ST and the Mainboard of the Hong Kong Stock Exchange on a voluntary basis to keep the shareholders and potential investors of the Company informed of the latest business development.

The Company is pleased to announce that Qingpu Second Wastewater Treatment Plant Project 1st, 2nd, 3rd and 4th Stages ("Qingpu Second Project"), a project of Shanghai Qingpu Second Waste Water Treatment Co., Limited (上海青浦第二污水處理廠有限公司), which is an indirect 87.8%- owned subsidiary of the Company, has adjusted the water tariff from RMB1.0829 per cubic metre to RMB2.28 per cubic metre in Shanghai, the People's Republic of China (the "PRC"). Qingpu Second Project has a total designed capacity of 180,000 tonnes per day with the discharge standard as Superior Class I Standard A.

Dalian Puwan New District Houhai Wastewater Treatment Plant Project ("Houhai Project"), a project of SIIC Environment (Dalian) Co., Ltd.(上實環境水務（大連）有限公司), which is an indirect 92.65%-owned subsidiary of the Company, has commenced commercial operation since 15 October 2019 in Liaoning Province, PRC. Houhai Project has a designed capacity of 20,000 tonnes per day, with discharge standard as Class I Standard A. The water tariff is priced at RMB1.65 per cubic metre.

In addition, Dalian Puwan New District Sanshilipu Wastewater Treatment Plant Project 1st Stage ("Sanshilipu Project") has adjusted the base rate for the water tariff from RMB1.92 per cubic metre to RMB1.97 per cubic metre in Liaoning Province, PRC. Sanshilipu Project has a designed capacity

of 20,000 tonnes per day with the discharge standard as Class I Standard A.

Luohe City Dong Cheng Wastewater Treatment Plant 2nd Stage Expansion Project ("Luohe Dong Cheng Project"), a project of SIIC Environment (Luohe) Waste Water Treatment Co., Ltd. (上實環 境（漯河）污水處理有限公司), which is an indirect 75.5%-owned subsidiary of the Company, has commenced commercial operation since 1 September 2019 in Henan Province, PRC. Luohe Dong Cheng Project has a designed capacity of 30,000 tonnes per day, with the discharge standard as Class I Standard A. The water tariff is priced at RMB1.37 per cubic metre.

Yiyang City Gaoxin District East New District Wastewater Treatment Plant Project ("Yiyang East New District Project"), a project of SIIC Environment (Yiyang Eastern New District) Waste Water Treatment Co., Ltd. (上實環境（益陽東部新區）污水處理有限公司), which is an indirect 75.5%- owned subsidiary of the Company, has commenced commercial operation since 1 November 2019 in Hunan Province, PRC. The water tariff increases from RMB0.78 per cubic metre to RMB1.3422 per cubic metre. Yiyang East New District Project has a total designed capacity of 30,000 tonnes per day with the discharge standard as Class I Standard A.

The projects are expected to contribute to the Group's performance positively going forward.

For investor relations inquiries, please contact [e-mail].

By Order of the Board

SIIC Environment Holdings Ltd.

Mr. Xu Xiaobing

Executive Director

Hong Kong and Singapore, 20 November 2019

As at the date of this announcement, the non-executive Chairman is Mr. Zhou Jun; the executive Directors are Mr. Feng Jun, Mr. Xu Xiaobing, Mr. Xu Zhan, Mr. Huang Hanguang and Mr. Zhao Youmin; and the independent non-executive Directors are Mr. Yeo Guat Kwang, Mr. An Hongjun and Mr. Zhong Ming.

• For identification purpose only