化工股涨幅进一步扩大，美邦科技、江天化学等超10股涨停

Group 1 - The A-share market's chemical sector saw significant gains, with several companies hitting their daily price limits, indicating strong investor interest and market momentum [1] - Major global chemical companies such as BASF, Dow, and Huntsman have announced price increases across Europe, Asia, and the Middle East, which may influence local market dynamics and pricing strategies [1] Group 2 - Meibang Technology experienced a 29.94% increase in stock price, with a total market capitalization of 1.455 billion [2] - Jiangtian Chemical's stock rose by 19.99%, bringing its market value to 4.376 billion [2] - Other notable performers include Hongbai New Materials and Xinxiang Chemical Fiber, both achieving price increases of around 10% [2]