What does Territorial Army Combat do in AoE3?

Arquebusier: hit points +15%, damage +15%; Changdao Swordsman: hit points +15%, damage +15%. The game says: "Arquebusier and Changdao attack and hitpoints increased."

Home City card

Territorial Army Combat

Territorial Army Combat (tech ID YPHCTerritorialArmyCombat) is a Home City card in AoE3: Definitive Edition 100.19.18309, in the decks of 1 civilization, sent from the Fortress Age. Effect: Arquebusier: hit points +15%, damage +15%; Changdao Swordsman: hit points +15%, damage +15%.

Quick answers (3)

Which civilizations have the Territorial Army Combat card?: Chinese.
What does Territorial Army Combat do in AoE3?: Arquebusier: hit points +15%, damage +15%; Changdao Swordsman: hit points +15%, damage +15%. The game says: "Arquebusier and Changdao attack and hitpoints increased."
What is the tech ID of Territorial Army Combat?: YPHCTerritorialArmyCombat.

Arquebusier and Changdao attack and hitpoints increased.

What it does

Arquebusier: hit points +15%, damage +15%
Changdao Swordsman: hit points +15%, damage +15%

Cost: 1
Sent from: III
Times it can be sent: 1
Game ID: YPHCTerritorialArmyCombat

In these decks

ChineseIII×1

Source: techtreey.xml and the Home City files, AoE3: DE 100.19.18309 (build 25040513).