According to the Index Methodologies, Shenzhen Securities Information Co., Ltd. decided to regularly adjust CNI Biomedicine Index and CNI Semiconductor Chips Index, etc. on December 12, 2022. The adjustment list is as follows:

A. CNI Biomedicine Index(399441)

a) Addition List:

Porton(300363), Sino Biological(301047), Hualan Bacterin(301207), Balance Medical(688198), BCHT Biotechnology(688276), Sinocelltech(688520).

b) Deletion List:

DAJY(002030), Wondfo Biotech(300482), BGI Genomics(300676), New Industries(300832), Autobio(603658), Orient Biotech(688298).

B. CNI Semiconductor Chips Index(980017)

a) Addition List:

Amlogic(688099), Fudan Microelectronics(688385), GalaxyCore(688728).

b) Deletion List:

Kaifa(000021), TZE(002129), JJWD(300623).

C. CNI NEV Battery Index(980032)

a) Addition List:

TA and A(300390), Pylon Technologies(688063), Tianneng(688819).

b) Deletion List:

Tgood(300001), Hanrui Cobalt(300618), CSICPCL(600482).

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

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

Shenzhen Securities Information Co., Ltd.

November 28, 2022.

Appendix: CNI Indices December 2022 Semi-Annual Index Review