Complex sentence: The trade mark Khukuri, ever since the dawn of the Gurkhas has been made by a "Kami" (pronounced as kaa mee) and being from the lower strata of the Hindu caste system and are considered as the service caste.
Split into simpler sentences: The trade mark Khukuri, ever since the dawn of the Gurkhas has been made by a "Kami" (pronounced as "kah mee"). Being from the lower strata of the Hindu caste system the Kami are considered a service caste.