Plus8 Partners is not directly mentioned in the search results, but based on the provided URLs, it appears to be a company with a website at http://www.plus8hk.com and a LinkedIn page at http://www.linkedin.com/company/plus8hk. Without specific details from the search results, it's challenging to determine their exact services or target audience. Typically, companies with similar names might focus on investment, consulting, or technology services. Their unique selling proposition (USP) would depend on their specific offerings, which are not detailed in the search results.