Celestial Empire mechanics confusion

[DDRJake]

OK. Where in the game files does it say that only Ming gets inward perfection?

C:\Program Files (x86)\Steam\SteamApps\common\Europa Universalis IV\common\triggered_modifiers

##################################################
# Chinese Bureaucracy
##################################################

chinese_bureaucracy = {
	potential = {
		OR = { 
			tag = MNG
			has_factions = yes
		}
	}
	trigger = {
		OR = {
			has_faction = temples
			has_faction = bureaucrats
			has_faction = enuchs
		}
	}
	
	#Temple negates these..
	discipline = -0.25
	land_forcelimit_modifier = -0.5
	manpower_recovery_speed = -0.5
	core_creation = 1.0
	unjustified_demands = 0.5
	
	#Eunuchs
	global_trade_power = -0.50
	diplomatic_upkeep = -4
	global_trade_income_modifier = -0.5
	technology_cost = 0.5
	merchants = -1
	advisor_cost = 1.0
	
	#Bureaucrats	
	build_cost = 1.0
	global_tax_modifier = -0.5
	stability_cost_modifier = 0.5
	advisor_pool = -1
	heir_chance = -0.5
	religious_unity = -0.25
}

the_mandate_of_heaven = {
	potential = {
		tag = MNG
		is_westernising = no
		NOT = { technology_group = western }
	}
	trigger = {
		has_factions = yes
		num_of_cities = 20
	}
	
	trigger = {	
		stability = 0
		legitimacy = 60
		num_of_cities = 20
		is_westernising = no
	}

	stability_cost_modifier = -0.10
	global_revolt_risk = -5
	#icon = 3
}

the_mandate_of_heaven_lost = {
	potential = {
		tag = MNG
		has_factions = yes
		is_westernising = no
		NOT = { technology_group = western }
	}

	trigger = {
		NOT = {
			has_country_modifier = the_mandate_of_heaven
		}
	}

	stability_cost_modifier = 0.5
	global_tax_modifier = -0.5
	global_revolt_risk = 5
	#icon = 4
}