

Group 1 - The core index of the China Securities Industry Chain Index series includes the upstream resource index, midstream manufacturing index, and downstream consumption and service index, providing diversified investment targets for investors [2] - The China Securities Midstream Manufacturing Index has seen a 4.59% increase over the past month, a 0.87% decrease over the past three months, and a 2.73% decline year-to-date [2] - The top ten weighted stocks in the China Securities Midstream Manufacturing Index include CATL (7.5%), Luxshare Precision (1.95%), SMIC (1.94%), BOE Technology Group (1.66%), Northern Huachuang (1.59%), Haiguang Information (1.43%), NewEase (1.41%), Zhongji Xuchuang (1.4%), Huichuan Technology (1.38%), and China State Construction (1.37%) [2] Group 2 - The holdings of the China Securities Midstream Manufacturing Index are distributed with 50.48% on the Shanghai Stock Exchange and 49.52% on the Shenzhen Stock Exchange [2] - The industry composition of the index holdings shows that industrials account for 44.37%, information technology for 37.46%, materials for 8.34%, communication services for 5.70%, and consumer discretionary for 4.15% [2] - The index sample is adjusted biannually, with adjustments implemented on the next trading day after the second Friday of June and December, and can be temporarily adjusted under special circumstances [3]