Where 'where' should be nowhere

This is in line with his motto of 'think globally, act locally' where he will learn in another country and implement the result in Indonesia.

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I suspect this is an Indonesian speaker translating from 'di mana'. (Indonesian students please correct me if I'm wrong!)

This is in line with his motto of “think globally, act locally”, according to which he will learn in another country and implement the result in Indonesia.

The structure is:

independent clause + according to which + independent clause

It is not easy to find similar examples of this, but try these:

His diary also perpetuated the rumor according to which Titulescu was a cocaine addict.
The problem amounts to isolating criteria according to which we can identify an aggressive act.
Instead, he develops the thesis according to which "all consciousness is perceptual consciousness".
We have the problem of a bad record - a record according to which we are guilty.
Other Finno-Ugric peoples have also myths according to which the world has emerged from an egg.
There are some accounts according to which some of the Roma slaves had been captured during wars.

In each of these examples according to which is used to introduce a defining characteristic of the words in bold.

Each of these examples could also be written beginning with according to:

According to the rumour, Titulescu was a cocaine addict.