Netjoy Holdings Limited — Proxy Solicitation & Information Statement 2008

Apr 22, 2008

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(A Sino-foreign joint stock limited company incorporated in the People’s Republic of China)

Supplemental Proxy Form for the Annual General Meeting to be held on 13 May 2008

Number of Shares H Shares/Domestic related to this Shares* proxy form [(Note][2)]

I(We)(Note 3) of Shareholders’ Account:
			, ,
		and I.D. No.:

being the holder(s) of H Share(s)/Domestic Share(s)* [(Note][2)] of Huaneng Power International, Inc. (the “Company”) now appoint [(Note][4)]

, I.D. No.:

(of ), or failing him the Chairman of the meeting as my(our) proxy to attend and vote for me(us) on the following resolutions in accordance with the instruction(s) below and on my(our) behalf at the 2007 Annual General Meeting (“Annual General Meeting”) to be held at 9:00 a.m. on Tuesday, 13 May 2008 at Holiday Inn Central Plaza Beijing, 1 Caiyuanjie, Xuanwuqu, Beijing, the People’s Republic of China for the purpose of considering and, if thought fit, passing the resolutions as set out in the notice convening the said meeting. In the absence of any indication, the proxy may vote for or against the resolutions at his own discretion. [(Note][7)]

			Ordinary Resolutions:—	Ordinary Resolutions:—	Ordinary Resolutions:—			For (Note 5)	Against (Note 5)
	7.	Proposal regarding election of new		session	of Board of Directors of
		the Company:
		7.1	Consider and approve the re-appointment of Mr. Li
			Xiaopeng as director of the	Company, with immediate effect
		7.2	Consider and approve the re-appointment of Mr. Huang
			Yongda as director of the Company, with immediate effect
		7.3	Consider and approve the re-appointment of Mr. Huang
			Long as director of the Company, with immediate effect
		7.4	Consider and approve the re-appointment of Mr. Wu Dawei
			as director of the Company,	with immediate effect
		7.5	Consider and approve the appointment of Mr.				Liu Guoyue as
			director of the Company, with immediate effect
		7.6	Consider and approve the appointment of Mr.				Fan Xiaxia as
			director of the Company, with immediate effect
		7.7	Consider and approve the re-appointment of Mr. Shan
			Qunying as director of the Company, with immediate effect
		7.8	Consider and approve the appointment of Mr.				Xu Zujian as
			director of the Company, with immediate effect
		7.9	Consider and approve the re-appointment of Ms. Huang
			Mingyuan as director of the	Company, with immediate effect
		7.10	Consider and approve the re-appointment of Mr. Liu
			Shuyuan as director of the Company, with immediate effect
		7.11	Consider and approve the re-appointment of Mr. Liu Jipeng
			as independent non-executive director of			the Company, with
			immediate effect
		7.12	Consider and approve the re-appointment of Mr. Yu Ning as
			independent non-executive director		of the Company, with
			immediate effect
		7.13	Consider and approve the appointment of Mr.				Shao Shiwei
			as independent non-executive director of			the Company, with
			immediate effect
		7.14	Consider and approve the appointment of Mr.				Zheng
			Jianchao as independent non-executive director of the
			Company, with immediate effect
		7.15	Consider and approve the appointment of Mr.				Wu Liansheng
			as independent non-executive director of			the Company, with
			immediate effect

Ordinary Resolutions:— For (Note 5) Against (Note 5) 8. Proposal regarding election of new session of Supervisory Committee of the Company: 8.1 Consider and approve the re-appointment of Mr. Guo Junming as supervisor of the Company, with immediate effect 8.2 Consider and approve the re-appointment of Ms. Yu Ying as supervisor of the Company, with immediate effect 8.3 Consider and approve the re-appointment of Ms. Wu Lihua as supervisor of the Company, with immediate effect 8.4 Consider and approve the appointment of Mr. Gu Jianguo as supervisor of the Company, with immediate effect

Date: 2008 Signature: (Note 6)

Notes:

1. This supplemental proxy form is applicable for use of the ordinary resolutions contained herein. In respect of the ordinary resolutions No. 1 to No. 5 and special resolution No. 6, please refer to the proxy form issued by the Company on 26 March 2008.

2. Please insert the number of Share(s) registered in your name(s) relating to this form of proxy. If no number is inserted, this form of proxy will be deemed to relate to all of the shares in the capital of the Company registered in your name(s).

3. Please insert full name(s) and address(es) in BLOCK LETTERS .

4. Please insert the name and address of your proxy. If this is left blank, the chairman of the Annual General Meeting will act as your proxy. One or more proxies, who may not be member(s) of the Company, may be appointed to attend and vote in the meeting provided that such proxies must attend the meeting in person on your behalf. Any alteration made to this proxy form must be signed by the signatory.

5. Attention: If you wish to vote FOR any resolution, please indicate with a “�” in the appropriate space under “For”. If you wish to vote AGAINST any resolution, please indicate with a “�” in the appropriate space under “Against”. In the absence of any such indication, the proxy will vote or abstain at his discretion.

6. This supplemental form of proxy must be signed underhand by you or your attorney duly authorised in that behalf. If the appointer is a corporation, this form must be signed under its common seal or under hand by any directors or agents duly appointed by such corporation.

7. This supplemental form of proxy together with the power of attorney or other authorisation document(s) which have been notarised, must be delivered, in the case of a holder of Domestic Share(s), to the Company and in the case of a holder of H Share(s), to Hong Kong Registrar Limited, at least 24 hours before the time designated for the holding of the Annual General Meeting.

8. Please delete as appropriate.