Core Points - A China International Airlines flight (CA139) from Hangzhou to Incheon experienced a lithium battery fire in the overhead compartment, leading to an emergency landing at Shanghai Pudong International Airport [1][3] - The incident occurred on October 18, with the fire quickly extinguished by the crew and passengers, and no injuries reported [1][4] - The flight was delayed but resumed later with a replacement aircraft, arriving in Incheon at 17:30 local time [4] Summary by Sections Incident Details - The fire was caused by a lithium battery stored in a passenger's carry-on luggage, which self-ignited during the flight [1][3] - The flight took off at 9:47 AM and was scheduled to arrive in Incheon at 2 PM local time [4] Regulatory Context - The Civil Aviation Administration of China (CAAC) prohibits the transport of lithium batteries in checked luggage and has specific regulations for carry-on batteries, including a maximum energy rating of 100Wh [4][5] - New regulations effective from June 28, 2023, restrict the carrying of certain types of power banks on domestic flights, although these do not apply to international flights [4][5] Economic Implications - The airline may incur costs related to the emergency landing, including fuel, landing fees, and passenger accommodations, which are typically borne by the airline in such incidents [6][7] - The airline has the right to seek compensation from the passenger whose luggage caused the incident, and that passenger may pursue claims against the battery manufacturer [6][7]