でよく知られている

be well known for

→ で
phrase Rare #36,521
be well known for The particle で indicates what something is known for or the context in which it is known.
JA: この町は温泉でよく知られている。
EN: This town is well known for its hot springs.

この会社は通信部門でよく知られている。

This company is well known for its telecommunications division.

あのピアニストは技巧でよく知られている。

That pianist is well known for their technical skill.

この商品はテレビの宣伝でよく知られている。

This product is well known from television commercials.

韓国料理は、香辛料のきいた味でよく知られている。

Korean cuisine is well known for its spicy flavors.

その山は神話や伝説でよく知られている。

That mountain is well known for its myths and legends.