据港交所文件：上海合合信息科技股份有限公司向港交所提交上市申请书。

Group 1 - The core point of the article is that Shanghai Hehe Information Technology Co., Ltd. has submitted a listing application to the Hong Kong Stock Exchange [1] Group 2 - The company is seeking to go public, indicating potential growth and expansion plans [1] - The submission of the listing application is a significant step in the company's strategy to raise capital [1] - This move may attract investor interest in the technology sector within the Hong Kong market [1]