EX-10.18






Exhibit 10.18




Supplemental Agreement to

the Supplemental Agreement Concerning the Development of

the Aohai Radiotherapy Treatment and Diagnosis Research Center




	 	 	 
	Party A:

	 	Chinese People’s Liberation Army Navy General Hospital
	Address:

	 	No. 6 Fucheng Road, Beijing
	Postal code:

	 	100037 
	Telephone:

	 	010-68587733 
	Facsimile:

	 	010-68581507 
	Legal Representative:

	 	Duan Yunyou
	Title:

	 	President
	 
	 	 
	Party B:

	 	Shenzhen Aohua Medical Services Co., Ltd.
	Address:

	 	17/F, Guomao Plaza, Renmin South Road, Shenzhen
	Postal code:

	 	518014 
	Telephone:

	 	0755-82211708 
	Facsimile:

	 	0755-82213690 
	Legal Representative:

	 	Song Jun
	Title:

	 	President





Whereas, based on the development needs of the Hospital, in order to help meet the demand of the
Hospital’s Neurosurgery Division and the Head Gamma Knife Center in their carrying out of
diagnosis, examination, stereotactic location and treatment for epilepsy and related clinical
research work, improve the treatment effect for epilepsy, and further enhance the economic results,
the board of directors of Aohai Radiotherapy Treatment and Diagnosis Research Center has decided on
the meeting as of 4 September, 2004, upon deliberation and consideration, to make an additional
investment, namely, the “EEG Stereotactic System”, as part of the third phase investment of Aohai
Radiotherapy Treatment and Diagnosis Research Center. NOW, THEREFORE, the Parties agree as follows:





	1.	 	In accordance with the relevant terms of the Supplemental Agreement Concerning the
Development of the Aohai Radiotherapy Treatment and Diagnosis Research Center (Contract
Number: 2003-S-008, hereinafter referred to as the “Contract”) dated 27 September, 2003, the
Parties agree that Party B shall contribute one set of EEG Stereotactic System (valued at RMB
Four Million) to the third phase of the Center in addition to its earlier contribution of the
four sets of radiotherapy equipment in an aggregate value of RMB Eighteen Million Eight
Hundred Thousand (18.8 million) to the third phase of the Center, to the effect that the
contribution of Party B to the third phase of the Center shall be in a total amount of RMB
Twenty Two Million Eight Hundred Thousand (22,8 million).
	 
	2.	 	There shall be established a relatively independent Epilepsy Center, the management work of
which shall be assisted by the Head Gamma Knife Center and the Hospital’s Neurosurgery
Division. The personnel of said Center shall be




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	 	 	treated in a relatively independent manner and the finances of said center shall be
accounted for independently.
	 
	3.	 	The responsibilities of the Parties, the term of cooperation, the profit sharing arrangement,
the management body and other matters in respect of said center shall be governed by the
Contract.
	 
	4.	 	Any matters not covered herein shall be separately dealt with by the Parties through
discussions.
	 
	5.	 	This Agreement shall be made in six originals and shall become effective upon execution and
sealing by the Parties. This Agreement is a supplementary document to the Contract and shall
have the same force as the Contract. Each Party shall hold three copies.





	 	 	 
	Party A:

	 	Party B:
	Chinese People’s Liberation Army
Navy General Hospital

	 	Shenzhen Aohua Medical Services Co.,
Ltd.
	 
	 	 
	(affixed with corporate seal and the
signature of Yunyou Duan)

	 	(affixed with corporate seal and the
signature of Jun Song)
	 
	 	 
	15 September, 2004

	 	15 September, 2004 







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