There are various ways of describing a structure and an organization. The description can be short and brief, or it can be long and detailed. The content of the descriptions may usually cover the following aspects, though the order may be different.
　　— general introduction
　　— identity/nature of the organization
　　— scale/status of the organization
　　— principle of the organization
　　— business scope of the organization

The following expressions are often used to describe the identity, principle, scale and scope of an organization.
1. ...is a state-owned (private –owned) enterprise
　　... is a joint venture with independent legal person qualification invested (approved) by...
　　... is an organization registered officially in...
　　... is a legal entity with the authority to handle...
　　...is one of the national first class enterprises
2. has ... subsidiaries across the country
　　has offices in ...
　　has been expanding extensively into a...
3. The guiding principle of the organization is...
　　It aims principally at...
　　The organization will follow its motto...
　　It will persist in (adhere to) the principle of...
　　Following the principle of ..., the organization will...
4. The business scope of the organization is...
　　The organization mainly deals in...
　　The business scope of the organization includes...