墨西哥总统辛鲍姆会见了西班牙对外银行高管，讨论52亿美元的投资计划。

Group 1 - The core discussion involved a $5.2 billion investment plan between the Mexican government and executives from Banco Santander [1] Group 2 - The meeting highlights the strengthening of economic ties between Mexico and Spain through significant financial commitments [1] - This investment is expected to enhance infrastructure and development projects within Mexico [1] - The engagement reflects a broader trend of international investment in Mexico's economy [1]