Quartzsea Acquisition Corporation operates as a special purpose acquisition company, established with the core objective of engaging in a significant business combination, such as a merger, share exchange, or asset acquisition, involving one or more enterprises. The company successfully completed an upsized initial public offering in March 2025, with its units, ordinary shares, and rights now trading on the Nasdaq Global Market under the symbols QSEAU, QSEA, and QSEAR, respectively. Quartzsea aims to identify and merge with businesses demonstrating strong competitive advantages, often within large, expanding markets. Most notably, it has entered into a merger agreement with Zhejiang Gaokai New Materials Co., Ltd., a producer of high-quality PET cups and lids, through its subsidiary Cuisine Universal Packaging Solution, with the combined entity anticipated to trade under the ticker "CUPS." The corporation was formed in 2024 and maintains its headquarters in New York, New York.