Complex sentence: Until today, KEYTRADE established representative offices in various countries to serve the needs of suppliers, distributors, retailers and end users and subsidiaries, established with various partnerships, in order to penetrate certain parts of the world in a more in-depth manner.
Split into simpler sentences: Until today, KEYTRADE established representative offices and in various countries to serve the needs of suppliers, distributors, retailers and end users. KEYTRADE's subsidiaries, established with various partnerships, were created to penetrate certain parts of the world in a more in-depth manner.