Core Viewpoint - Dongcai Fund Management Co., Ltd. has announced the addition of Changcheng Securities Co., Ltd. and Dongfang Securities Co., Ltd. as the subscription and redemption agents for several funds starting from November 17, 2025 [1][4]. Group 1: Fund Details - The following funds will have Changcheng Securities as a subscription and redemption agent: 1. New Energy Vehicle Leader ETF (Code: 159637) 2. Innovative Drug ETF (Code: 159622) 3. Securities ETF (Code: 159692) 4. Chip ETF (Code: 159599) 5. CSI 300 ETF (Code: 159330) 6. CSI 500 ETF (Code: 159337) 7. A500 ETF (Code: 159380) 8. SSE 50 ETF (Code: 530050) 9. Government Bond ETF (Code: 511160) 10. Sci-Tech Innovation Board Comprehensive Price ETF (Code: 589060) 11. ChiNext ETF (Code: 159205) 12. Internet ETF (Code: 159550) 13. Sci-Tech Innovation Board 50 ETF (Code: 589850) 14. ChiNext Comprehensive Enhanced Strategy ETF (Code: 159290) [1] - The following funds will have Dongfang Securities as a subscription and redemption agent: 1. New Energy Vehicle Leader ETF (Code: 159637) 2. Securities ETF (Code: 159692) 3. Chip ETF (Code: 159599) 4. CSI 300 ETF (Code: 159330) 5. CSI 500 ETF (Code: 159337) 6. A500 ETF (Code: 159380) 7. SSE 50 ETF (Code: 530050) 8. Government Bond ETF (Code: 511160) 9. Sci-Tech Innovation Board Comprehensive Price ETF (Code: 589060) 10. ChiNext ETF (Code: 159205) 11. Internet ETF (Code: 159550) [4][5] Group 2: Contact Information - Investors can contact Changcheng Securities at 95514 or visit their website at www.cgws.com for more information [1]. - Investors can contact Dongfang Securities at 95503 or visit their website at www.dfzq.com.cn for more information [4].

Group 1 - The recent market adjustment for Cambrian has seen a nearly 20% drop, but it has rebounded with a 4.1% increase in the Sci-Tech 50 ETF as of September 5, 2025 [1] - The Sci-Tech 50 Index has shown strong performance from several component stocks, including Tianyue Advanced and Aters, which hit the daily limit up of 20%, indicating a recovery in the semiconductor sector [1] - Positive news in the chip industry includes Nvidia's plan to replace materials in its CoWoS substrate with silicon carbide by 2027, which has contributed to the rise of related stocks [1] Group 2 - The Sci-Tech 50 ETF reflects a strong "hard technology" characteristic, with over 60% weight in the semiconductor industry, suggesting high elasticity and potential for excess returns in bullish markets [2] - The Chip ETF tracks the performance of companies involved in various aspects of the chip industry, including design, manufacturing, and testing, with the top ten weighted stocks including Cambrian and SMIC [2]