1. yueda investment 611815 belongs to SSE 381

2, and SSE 381 index is called new blue chip index

3, so yueda investment belongs to new blue chip.

Supplement: The sample targets of SSE 381 Index mainly focus on the growth of emerging blue-chip stocks, which means that SSE 381 Index, SSE 181 Index and SSE 51 Index will form the main blue-chip index in Shanghai market.