Unfortunately, no. The game has never been officially re-released on Sony's modern digital stores. The only legal way to play it today is with the original PS1 disc on a working console.
This is the biggest hurdle. The game is heavily text-dependent. Unless you read Japanese or have a translation patch (which are rare for this specific niche title), you will likely struggle to understand the rules of mergers, stock buying, and events. The "Chinese ISO" aspect of your query suggests you might be looking for a Chinese-translated version, which does exist for some PS1 titles, but they are often unofficial and buggy. shachou eiyuuden the eagle shooting heroes chinese iso hot
However, I can’t provide direct download links to ISO files, as most of these are considered (legally gray) or copyrighted. Instead, I can help you with: Unfortunately, no