Nanjing Sample Technology Company Limited — Proxy Solicitation & Information Statement 2017

Oct 30, 2017

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

(Stock Code: 1708)

Shareholders’ reply slip for attendance at the Extraordinary General Meeting (“EGM”) to be convened on Monday, 27 November 2017

To: Nanjing Sample Technology Co., Ltd. (the “Company”)

I/We (Note 1) of (Note 1)

being the registered holder(s) of (Note 2) H Shares/Domestic Shares of the Company

hereby inform the Company that I/we will attend the Extraordinary General Meeting to be held at No. 10 Maqun Avenue, Qixia District, Nanjing City, Jiangsu Province, The People’s Republic of China on Monday, 27 November 2017, at 10:00 a.m. in person or by proxy.

Dated this day of, , 2017 Signature:

Notes:

1. Please insert full name(s) and address(es) as recorded in the register of members in BLOCK LETTERS .

2. Please insert the total number and class of shares of the Company registered in your name(s).

3. To be valid, this reply slip should be completed and returned to Computershare Hong Kong Investor Services Limited, the Company’s H Share registrar, at Shops 1712-1716, 17th 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, on or before Monday, 20 November 2017. This reply slip may be returned by way of post.

* for identification purpose only