Make or Buy

Many companies produce the majority of their components themselves, although supplier parts are available on the market. The increased use of purchased parts, however, creates free production capacity, allowing companies to concentrate more intensively on their actual core competencies.

Via Make or Buy search of company and purchased parts, you can find and use the same or similar products of international manufacturers in the external parts world.

Of course, this method can also be utilized to find alternative suppliers of  parts already in use.