Xin Lang Cai Jing·2025-08-29 03:46Group 1 - BHP announced memorandums of understanding with CATL and BYD's Fudi Battery for collaboration in electric mining, battery system development, fast-charging infrastructure, and recycling technology, marking a new phase in green mining practices with Chinese battery companies [1] - The ChiNext Index, heavily weighted by CATL, rose by 3.55% following the announcements, with CATL increasing by 13.01% and other related stocks also experiencing significant gains [1] - The Guangfa ChiNext ETF saw a 3.44% increase, reaching a new high in scale at 13.338 billion yuan, with a notable increase in shares over the past week [1] Group 2 - Huayu Automotive announced plans to acquire a 49% stake in Shanghai SAIC Qingtai Energy Technology Co., marking its entry into the solid-state battery sector [2] - Solid-state battery technology has seen breakthroughs since 2025, with several automakers planning to adopt this technology around 2027, indicating an acceleration in the industry's commercialization [2] - The Guangfa ChiNext ETF closely tracks the ChiNext Index, focusing on strategic emerging industries, with the top ten weighted stocks accounting for 52.52% of the index [2]