Nanjing Sample Technology : Form of proxy for use at the Extraordinary General Meeting (the "EGM") to be convened on Monday, 29 March 2021

(a joint stock limited company incorporated in the People's Republic of China with limited liability)

(Stock Code: 1708)

Form of proxy for use at the Extraordinary General Meeting (the "EGM")

to be convened on Monday, 29 March 2021

I/We (Note 1)

of (Note 1)

being the registeredholder(s) of

(Note 2) H Shares/Domestic Shares of the Nanjing

Sample Technology Co., Ltd. (the "Company") HEREBY APPOINT (Note 3) of which, the chairman of the EGM to act as my/our proxy in respect of

(Note 3), or failing

(Note 4)

H Shares/Domestic Shares in the share capital of the Company held by me/us to attend and act for me/us at the EGM to be held at No. 10 Maqun Avenue, Qixia District, Nanjing City, Jiangsu Province, the People's Republic of China on Monday, 29 March 2021 at 10:00 a.m. or at any adjournment thereof and to vote on my/our behalf at the EGM or at any adjournment in respect of the following resolution as indicated hereunder or, if no indication is given, to vote or abstain from voting as my/our proxy thinks fit.

Ordinary Resolution (Note 5)

For (Note 6)

Against (Note 6)

Abstention

(Note 6)

To approve, confirm and ratify:

• (a) the creditor's rights transfer agreement dated 28 January 2021 (the "Creditor's Rights Transfer Agreement I") entered into between the Company and Nanjing Sample Technology Group Company Limited ("Sample Group") and the creditor's rights transfer agreement dated 28 January 2021 (the "Creditor's Rights Transfer Agreement II") entered into between the Jiangsu Intellitrans Company Limited, a wholly owned subsidiary of the Company and Sample Group, and the terms and conditions thereof and the transactions contemplated thereunder; and

• (b) the authorisation to any one of the directors of the Company (the "Director(s)"), or any other person authorised by the board of Director(s) (the "Board") from time to time, for and on behalf of the Company, among other matters, to sign, seal, execute, perfect, perform and deliver all such agreements, instruments, documents and deeds, and to do all such acts, matters and things and take all such steps as he or she or they may in his or her or their absolute discretion consider to be necessary, expedient, desirable or appropriate to give effect to and implement the Creditor's Rights Transfer Agreement I, the Creditor's Rights Transfer Agreement II and the transactions contemplated thereunder and all matters incidental to, ancillary to or in connection thereto, including agreeing and making any modifications, amendments, waivers, variations or extensions of the Creditor's Rights Transfer Agreement I, the Creditor's Rights Transfer Agreement II or the transactions contemplated thereunder.

Dated this

day of

.

Signature: (Notes 7 & 8)

Notes:

1.	Please insert full name(s) and address(es) as recorded in the register of members of the Company in BLOCK LETTERS.
2.	Please insert the total number of shares of the Company registered in your name(s).
3.	Please insert the name and address of the person that you wish to appoint as your proxy. IF NO NAME AND ADDRESS IS INSERTED, THE CHAIRMAN OF THE EGM
WILL ACT AS YOUR PROXY. A proxy need not be a member of the Company, but must attend the EGM or at any adjournment in person to represent you.
4.	Please indicate clearly the number of shares in the Company register in your name(s) in respect of which the proxy is so appointed. If no such number is inserted, the proxy is
deemed to be appointed in respect of all the shares in the Company registered in your name(s).
5.	An ordinary resolution shall be passed by an affirmative vote of more than half of the Company's total voting shares held by the members who are present at the same meeting
(including proxies).
6.	If you wish to vote for any resolution, please tick ("✓") in the box marked "For." If you wish to vote against any resolution, please tick ("✓") in the box marked "Against." If you
wish to abstain from voting, please tick ("✓") in the box marked "Abstention." Abstention votes or abstention from voting will not be regarded as having voting rights for the
purpose of vote counts. If you wish the appointed proxy to vote on behalf of only a portion of the shares in respect of which the proxy is so appointed, please indicate the exact
number of shares in the relevant column instead of inserting a tick ("✓"). If no tick ("✓") is inserted in the column or no number of shares to be voted is indicated, the proxy may
vote or abstain from voting at his discretion.
7.	In the case of joint holders, the vote of the senior who tenders a vote, whether in person or by proxy, shall be accepted to the exclusion of the votes of the other joint holder(s).
For this purpose, seniority shall be determined by the order in which the names stand in the register of members in respect of the joint holding. Only one of the joint holders needs
to sign.
8.	This form of proxy must be signed by you or your attorney duly authorized in writing or, in the case of a corporation or institution, either under the common seal of under the hand
of any director or attorney duly authorized in writing.
9.	To be valid, the proxy form together with any power of attorney or other authority (if any) under which it is signed or a notarially certified copy of such power of attorney or other
authority must be deposited at the Company's H Share registrar and transfer office, Computershare Hong Kong Investor Services Limited at 17M Floor, Hopewell Centre, 183
Queen's Road East, Wanchai, Hong Kong in case of holders of H Shares or the Company's registered office at No. 10 Maqun Avenue, Qixia District, Nanjing City, Jiangsu
Province, the People's Republic of China in case of holders of Domestic Shares, no later than 24 hours before the convening of the EGM. This form of proxy may be returned by
way of post.
10.	ANY ALTERATION MADE IN THIS FORM OF PROXY MUST BE INITIALLED BY THE PERSON WHO SIGNS IT.
11.	Completion and return of this from of proxy will not preclude you from attending and voting at the EGM or at any adjournment if you so wish. In the event that you attend the
meeting after having lodged this form of proxy, this form of proxy will be deemed to have been revoked.
*	for identification purpose only