Mercedes-Benz AG, a German luxury carmaker hit by an electric vehicle fire in South Korea, said most of its EV models in the Asian country are equipped with Chinese cells. Mercedes-Benz Korea Ltd. on Tuesday disclosed battery cell manufacturers of its EV batteries amid the mounting pressures from the government and customers after its EQE electric sedan with cells reportedly produced by caught fire in the underground garage of an apartment building in Incheon, a port city bordering Seoul, earlier this month.

“All Mercedes-Benz EV batteries are manufactured by Mercedes-Benz’s 100%-owned subsidiaries, while various manufacturers supply battery cells,” the South Korean unit of the German carmaker said . Among the EQE sedan lineups, the EQE 300 is the only trim equipped with cells produced by the world’s top battery maker Contemporary Amperex Technology Co. Ltd.

(CATL), while the EQE 350+, the AMG EQE 53 4MATIC+ and the EQE 350 4MATIC use cells of Farasis. For the EQE sport utility vehicle models, Mercedes-Benz installs cells of Farasis for the EQE 500 4MATIC SUV and products of China’s CATL for the EQE 350 4MATIC SUV. The automaker uses CATL’s cells for the most EVs of the upper-class EQS lineups including the Mercedes-Maybach EQS 680 SUV.

uses cells from South Korea’s SK On Co., the world’s fifth-largest battery maker, for lower-end models such as the EQA 250 and the EQB 300 4MATIC. The discontinued EQC 400 4MATIC was equipped with cells by LG Energy Solution Lt.