Business and finance vocabulary.
并购 (bìnggòu) = 'merger and acquisition' (
合并 'merge' +
收购 'acquire');
案 ('case/file') turns it into a specific deal or transaction. Common collocations:
大型并购案 'major M&A deal,'
跨境并购案 'cross-border acquisition.' Measure word is usually
起 (qǐ) or
宗 (zōng) for legal/business cases.