Ni oite において
Adverbial phrase (generally used in formal language) meaning: in, at, on, as for.
It is used in this form when modifying a verb and becomes ni okeru before a noun it modifies.
1. After noun expressing location
7階の広間において歓迎会を行います。
Nana kai no hiroma ni oite kangeikai o okonaimasu.
We will give a reception in the hall on the seventh floor.
日本における技術革新はめまぐるしかった。
Nihon ni okeru gijutsu kakushin wa memagurushikatta.
The technological revolution in Japan has happened very rapidly.
2. After noun expressing criterion/domain
能力ににおいて彼は他の学生にまさります。
Nouryoku ni oite kare wa hoka no gakusei ni masarimasu.
As for ability, he surpasses the other students.
その品物は品質において問題がある。
Sono shinamono wa hinshitsu ni oite mondai ga aru.
As for quality, there are problems with these goods.
Japanese for Beginners