Du Du Holdings Limited — Proxy Solicitation & Information Statement 2004

Sep 30, 2004

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PLASMAGENE BIOSCIENCES LIMITED 普施基因生物科技有限公司[*]

(incorporated in the Cayman Islands with limited liability)

(Stock Code: 8250)

PROXY FORM

Form of proxy for use at the Annual General Meeting to be held at

6th Floor, 33 Sharp Street, Causeway Bay, Hong Kong on Monday, 25 October 2004 at 9:00 a.m..

I/We, [(Note 1)]

of

being the registered holder(s) of [(Note 2)]

shares of HK$0.01 each in the capital of Plasmagene Biosciences Limited (the “Company”), hereby appoint [(Note 3)] the Chairman of the Meeting or

of

to act as my/our proxy to attend and vote for me/us and on my/our behalf at the Annual General Meeting of the Company to be held at 6th Floor, 33 Sharp Street, Causeway Bay, Hong Kong on Monday, 25 October 2004 at 9:00 a.m. and at any adjournment thereof on the undermentioned resolutions as indicated below:

Please make a mark in the appropriate boxes to indicate how you wish your vote(s) to be cast on a poll [(Note 4)] .

	ORDINARY RESOLUTION	FOR	AGAINST
1.	To receive, consider and, if thought fit, approve the auditedconsolidated financial statements and the reports of the directors ofthe Company (the “Directors”) and the auditors for the year ended 30June 2004
2.	(i)To approve the cash remuneration of Dr. Yeung Wah Hin, Alexto be revised to HK$30,000 per month with effect from 18 June2004, being the listing date of the Company on Growth EnterpriseMarket of The Stock Exchange of HongKongLimited
	(ii)To approve the remuneration of Mr. Cheng Yan Tak, AngusRonald to be revised to HK$30,000 per month with effect fromthe date of Annual General Meeting
3.	(i)(a)To re-elect Mr. Lau Kam Shan as Director
	(b)To re-elect Dr. Ngan Man Wong,Matthew as Director
	(ii)To authorize the board of Directors to fix the remuneration ofthe Directors
4.	To re-appoint the Company’s auditors and authorise the board ofDirectors to fix their remuneration
5.	To grant a general mandate to the Directors to issue, allot and otherwisedeal with the Company’s shares
6.	To grant a general mandate to the Directors to repurchase theCompany’s shares
7.	To add the nominal amount of the shares repurchased by the Companyto the mandate granted to the Directors under resolution no. 5

Dated the day of 2004. Shareholder’s signature [(Notes 5 to 8) ]

Notes:

• (1) Full name(s) and address(es) to be inserted in BLOCK CAPITALS.

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

• (3) Please insert the name of the proxy desired. If no name is inserted, the Chairman of the Meeting will act as your proxy. Any alternation made to this form of proxy must be initialled by the person(s) who signs it.

• (4) Please indicate with an (X) in the appropriate space beside each of the resolutions how you wish the proxy to vote on your behalf. Failure to complete any or all boxes will entitle your proxy to cast his votes on the relevant resolutions at his discretion. Your proxy will also be entitled to vote at his discretion on any resolution properly put to the meeting other than those referred to in the notice convening.

• (5) This form of proxy must be signed by you or your attorney duly authorised in writing or, in the case of a corporation, must be either under its common seal or under the hand of an officer or attorney duly authorised.

• (6) In the case of joint holders, the vote of the senior who tenders a vote whether in person or by proxy will be accepted to the exclusion of the votes of the other joint holders. For this purpose, seniority is determined by the order in which the names stand in the Register of Members in respect of the joint holding.

• (7) To be valid, this form of proxy together with any power of attorney or other authority (if any) under which it is signed or a notarially certified copy of such power or authority shall be deposited with the Company’s branch share registrar and transfer office in Hong Kong, Computershare Hong Kong Investor Services Limited at 46th Floor, Hopewell Centre, 183 Queen’s Road East, Hong Kong, not less than 48 hours before the time appointed for holding the Meeting or any adjourned Meeting thereof.

• (8) A proxy need not be a member of the Company but must attend the Meeting in person to represent you.

* For identification purpose only