According to the Index Methodologies, Shenzhen Securities Information Co., Ltd. decided to regularly adjust the SZSE Innovation 100, ChiNext 50, SME 100 and SZSE Internet of Things 50 Index, etc. on December 13, 2021. The adjustment list is as follows:

A. SZSE Innovation 100 Index(399088)

a) Addition List：

Weichai Power(000338), Changan Automobile(000625), Sanhua(002050), Sunlord(002138), Intretech(002925), SGMC(300661), S.C(300724), Winner Medical(300888).

b) Deletion List：

Suning.com(002024), DHC Software(002065), NavInfo(002405), PWRD(002624), Wangsu(300017), BOW(300070), Winning Health(300253), GW COMPOS(300699).

B. SZSE ChiNext 50 Index(399673)

a) Addition List：

Yangjie Technology(300373), TA and A(300390), Senior(300568), S.C(300724), JLKJ(300763).

b) Deletion List：

Wangsu(300017), Bluefocus(300058), Yoke Technology(300251), Ourpalm(300315), Lakala(300773).

C. SZSE SME 100 Index (399005)

a) Addition List：

CNNCTD(002145), Zhe Fu(002266), DFD(002407), Yoke Technology(002409), Hangyang Limited(002430), GreatStar(002444), Yahua Group(002497), Yongxing Materials(002756), Levima Advanced Materials(003022), Southern Grid Energy(003035).

b) Deletion List：

Yifan Pharm(002019), Shagang Gufen(002075), Gold Mantis(002081), NanJi E-Commerce(002127), O-film(002456), SFY(002572), Hongda Blasting(002683), XBGF(002705), KHPG(002773), QRCB(002958).

D. SZSE Internet of Things 50 Index (399285)

a) Addition List：

Topband(002139), GRG Banking(002152), Longshine(300682).

b) Deletion List：

Hytera(002583), Hangzhou Century(300078), DBG(300735).

The derivative indices of the above indices are adjusted by constituents at the same time.

For the detailed list of adjusted constituents for other SZSE Indices, please refer to CNI Index website (www.cnindex.com.cn).

Shenzhen Securities Information Co., Ltd.

November 29, 2021.