北交所化工新材专题报告：开源证券氨基酸多领域需求扩张与技术升级，无锡晶海引领高附加值赛道

Group 1 - The amino acid industry is experiencing a multi-field demand resonance, driven by technological upgrades and high-end transformation, with domestic companies like Wuxi Jinghai accelerating breakthroughs in high-end pharmaceutical raw materials [3][11][23] - The global amino acid production scale surpassed 10 million tons in 2021 and is expected to reach 13.8 million tons by 2027, while the global market size was $26.19 billion in 2021 and is projected to grow to $49.42 billion by 2030 [17][19][22] - Amino acids are widely used in pharmaceuticals, agriculture, health care, food feed, and cosmetics, with applications expanding due to increasing public awareness of health and nutrition [3][20][21] Group 2 - The North Exchange chemical new materials industry experienced a decline of 1.62% in the week from September 15 to September 19, 2025, with various sub-industries showing different levels of decrease [4][25][26] - Key stocks in the North Exchange chemical new materials sector that performed well during the week included Sanwei Equipment (+22.53%), Hanwei Technology (+15.26%), and Huitong New Materials (+5.68%) [33][35] - The overall performance of the North Exchange chemical new materials industry was weak, with all sub-industries experiencing declines, including battery materials (-3.93%) and non-metal materials (-4.36%) [26][30][32]