Brazil's President Luiz Inacio Lula da Silva, right, and China's President Xi Jinping attend a news conference at Alvorada palace in Brasilia, Brazil, Wednesday, Nov. 20, 2024. (AP Photo/Eraldo Peres)

China's President Xi Jinping, from left, Brazil's President Luiz Inacio Lula da Silva and first lady Rosangela da Silva attend a welcome ceremony at the Alvorada palace in Brasilia, Brazil, Wednesday, Nov. 20, 2024. (AP Photo/Eraldo Peres)

Brazil's President Luiz Inacio Lula da Silva, center, stands alongside China's President Xi Jinping during a welcoming ceremony at the Alvorada palace in Brasilia, Brazil, Wednesday, Nov. 20, 2024. (AP Photo/Eraldo Peres)

China's President Xi Jinping, left, and Brazil's President Luiz Inacio Lula da Silva, pose for photos after signing bi-lateral agreements at the Alvorada palace in Brasilia, Brazil, Wednesday, Nov. 20, 2024. (AP Photo/Eraldo Peres)

China's President Xi Jinping, left center, and Brazil's President Luiz Inacio Lula da Silva, walk into the Alvorada palace after attending a welcoming ceremony in Brasilia, Brazil, Wednesday, Nov. 20, 2024. (AP Photo/Eraldo Peres)

China's President Xi Jinping walks past an honor guard during a welcoming ceremony at the Alvorada palace in Brasilia, Brazil, Wednesday, Nov. 20, 2024. (AP Photo/Luis Nova)

China's President Xi Jinping, left, and Brazil's President Luiz Inacio Lula da Silva pose for photos with their bi-lateral agreements at the Alvorada palace in Brasilia, Brazil, Wednesday, Nov. 20, 2024. (AP Photo/Eraldo Peres)