Index: binaries/data/mods/public/simulation/data/technologies/trade_commercial_treaty.json
===================================================================
--- binaries/data/mods/public/simulation/data/technologies/trade_commercial_treaty.json
+++ binaries/data/mods/public/simulation/data/technologies/trade_commercial_treaty.json
@@ -2,15 +2,15 @@
 	"genericName": "Commercial Treaty",
 	"description": "Improve the international trading profit.",
 	"cost": {
-		"metal": 100
+		"metal": 300
 	},
 	"requirements": { "tech": "phase_town" },
 	"requirementsTooltip": "Unlocked in Town Phase.",
-	"icon": "sibylline_books.png",
+	"icon": "friendship.png",
 	"researchTime": 40,
-	"tooltip": "+10% international trade bonus.",
+	"tooltip": "+15% international trade bonus.",
 	"modifications": [
-		{ "value": "Market/InternationalBonus", "add": 0.1 }
+		{ "value": "Market/InternationalBonus", "add": 0.15 }
 	],
 	"affects": ["Trade"],
 	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
Index: binaries/data/mods/public/simulation/data/technologies/trade_convoys_armor.json
===================================================================
--- binaries/data/mods/public/simulation/data/technologies/trade_convoys_armor.json
+++ binaries/data/mods/public/simulation/data/technologies/trade_convoys_armor.json
@@ -1,19 +0,0 @@
-{
-	"genericName": "Trade Convoys",
-	"description": "Increases defensive capability of traders.",
-	"cost": {
-		"metal": 200
-	},
-	"requirements": { "tech": "phase_city" },
-	"requirementsTooltip": "Unlocked in City Phase.",
-	"supersedes": "trade_convoys_speed",
-	"icon": "wheel.png",
-	"researchTime": 40,
-	"tooltip": "Traders +2 hack and pierce resistance.",
-	"modifications": [
-		{ "value": "Resistance/Entity/Damage/Hack", "add": 2 },
-		{ "value": "Resistance/Entity/Damage/Pierce", "add": 2 }
-	],
-	"affects": ["Trader"],
-	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
-}
Index: binaries/data/mods/public/simulation/data/technologies/trade_convoys_speed.json
===================================================================
--- binaries/data/mods/public/simulation/data/technologies/trade_convoys_speed.json
+++ binaries/data/mods/public/simulation/data/technologies/trade_convoys_speed.json
@@ -1,17 +0,0 @@
-{
-	"genericName": "Trade Convoys",
-	"description": "Increases movement rate of traders in order to increase trade income.",
-	"cost": {
-		"metal": 200
-	},
-	"requirements": { "tech": "phase_town" },
-	"requirementsTooltip": "Unlocked in Town Phase.",
-	"icon": "wheel.png",
-	"researchTime": 40,
-	"tooltip": "Traders +25% movement speed.",
-	"modifications": [
-		{ "value": "UnitMotion/WalkSpeed", "multiply": 1.25 }
-	],
-	"affects": ["Trader"],
-	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
-}
Index: binaries/data/mods/public/simulation/data/technologies/trade_convoys_speed_health.json
===================================================================
--- binaries/data/mods/public/simulation/data/technologies/trade_convoys_speed_health.json
+++ binaries/data/mods/public/simulation/data/technologies/trade_convoys_speed_health.json
@@ -0,0 +1,19 @@
+{
+	"genericName": "Trade Convoys",
+	"description": "Increases movement rate and defensive capability of traders in order to increase trade income.",
+	"cost": {
+		"food": 400,
+		"metal": 200
+	},
+	"requirements": { "tech": "phase_town" },
+	"requirementsTooltip": "Unlocked in Town Phase.",
+	"icon": "trade_caravan.png",
+	"researchTime": 40,
+	"tooltip": "Traders +25% movement speed and health.",
+	"modifications": [
+		{ "value": "UnitMotion/WalkSpeed", "multiply": 1.25 },
+		{ "value": "Health/Max", "multiply": 1.25 }
+	],
+	"affects": ["Trader"],
+	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
+}
Index: binaries/data/mods/public/simulation/data/technologies/trade_gain_01.json
===================================================================
--- binaries/data/mods/public/simulation/data/technologies/trade_gain_01.json
+++ binaries/data/mods/public/simulation/data/technologies/trade_gain_01.json
@@ -2,16 +2,16 @@
 	"genericName": "Handicraft",
 	"description": "The progress in handicraft improves the trading profit.",
 	"cost": {
-		"wood": 150,
-		"metal": 150
+		"wood": 300,
+		"metal": 300
 	},
 	"requirements": { "tech": "phase_town" },
 	"requirementsTooltip": "Unlocked in Town Phase.",
 	"icon": "metal_pot.png",
 	"researchTime": 40,
-	"tooltip": "Traders +10% trade gain.",
+	"tooltip": "Traders +15% trade gain.",
 	"modifications": [
-		{ "value": "Trader/GainMultiplier", "multiply": 1.1 }
+		{ "value": "Trader/GainMultiplier", "multiply": 1.15 }
 	],
 	"affects": ["Trader"],
 	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
Index: binaries/data/mods/public/simulation/data/technologies/trade_gain_02.json
===================================================================
--- binaries/data/mods/public/simulation/data/technologies/trade_gain_02.json
+++ binaries/data/mods/public/simulation/data/technologies/trade_gain_02.json
@@ -2,17 +2,17 @@
 	"genericName": "Advanced Handicraft",
 	"description": "The progress in handicraft improves the trading profit.",
 	"cost": {
-		"wood": 300,
-		"metal": 300
+		"wood": 400,
+		"metal": 400
 	},
 	"requirements": { "tech": "phase_city" },
 	"requirementsTooltip": "Unlocked in City Phase.",
 	"supersedes": "trade_gain_01",
-	"icon": "metal_pot.png",
+	"icon": "amphore.png",
 	"researchTime": 40,
-	"tooltip": "Traders +15% trade gain.",
+	"tooltip": "Traders +20% trade gain.",
 	"modifications": [
-		{ "value": "Trader/GainMultiplier", "multiply": 1.15 }
+		{ "value": "Trader/GainMultiplier", "multiply": 1.2 }
 	],
 	"affects": ["Trader"],
 	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
Index: binaries/data/mods/public/simulation/templates/structures/desert_trading_post.xml
===================================================================
--- binaries/data/mods/public/simulation/templates/structures/desert_trading_post.xml
+++ binaries/data/mods/public/simulation/templates/structures/desert_trading_post.xml
@@ -19,8 +19,7 @@
   </Obstruction>
   <ProductionQueue>
     <Technologies datatype="tokens">
-      -trade_convoys_speed
-      -trade_convoys_armor
+      -trade_convoys_speed_health
       -trade_gain_01
       -trade_gain_02
       -trade_commercial_treaty
Index: binaries/data/mods/public/simulation/templates/template_structure_economic_market.xml
===================================================================
--- binaries/data/mods/public/simulation/templates/template_structure_economic_market.xml
+++ binaries/data/mods/public/simulation/templates/template_structure_economic_market.xml
@@ -42,8 +42,7 @@
   <ProductionQueue>
     <BatchTimeModifier>0.7</BatchTimeModifier>
     <Technologies datatype="tokens">
-      trade_convoys_speed
-      trade_convoys_armor
+      trade_convoys_speed_health
       trade_gain_01
       trade_gain_02
       trade_commercial_treaty