The specific characteristics are as follows:

1. The host of a foundation is usually oriented towards a specific mission or goal and is committed to achieving the public welfare undertakings involved in that mission. They play an important role in promoting social change, solving social problems or promoting progress in a specific field.

2. Foundation hosts often have strategic vision and are able to design and implement strategic plans to achieve missions and goals. They may analyze social needs, evaluate project effects, and provide direction for the foundation's resource allocation and operations.

3. The host is responsible for integrating and managing the foundation’s resources, including funds, manpower, networks and partners. They need to work with multiple stakeholders, including donors, community organizations, charities, academia, and the public sector, to establish strategic partnerships and maximize the use of resources.