A credit card with a limit of 2 million yuan can be used up to 50,000 yuan. According to relevant public information inquiries, the Agricultural Bank of China's 2 million credit card is a gold card with a higher limit. The limit of the Agricultural Bank of China's 2 million credit card gold card is 10,000 yuan to 50,000 yuan. Therefore, a credit card with a 2 million limit can be used up to 50,000 yuan.