Taoyuan International Airport Service(TIAS) is a joint venture Ground Handling company by China Airlines (49% stake share), the Ministry of Transportation & Communications (45% stake share), and United Parcel Service (6% stake share). We provide professional below wings ground handling services for all customer carriers. TIAS is the major Ground Handling company at Taoyuan International Airport (TPE) since 1979 with a special dispatch team at Taitung Airport (TTT) since 2000.

In 2018, TIAS had provided ground handling service to 81,789 flights, serviced over 27.2 million passengers, and handled over 1.82 million tons cargo volume.