Brangelina taking Mandarin lessons
A source told The Sun: "Brad and Angelina want their children to be international and reckon China will soon be the most powerful country in the world and it's also the world's largest culture and one of the oldest."
The insider added that friends think Brad, 49, and Angelina, 37, could adopt a child from the country.
"Angie is broody and friends reckon the next child will be Chinese as they have become so obsessed with the country," said the source.
The news comes weeks after Brad joined China's version of Twitter, with his mysterious first tweet drawing thousands of comments.
The actor's verified Sina Weibo account sent the message: "It is the truth. Yup, I'm coming."
It was forwarded more than 31,000 times and netted over 14,000 comments, many expressing surprise.
Brangelina are parents to biological children Shiloh, six, and four-year-old twins Knox and Vivienne. They adopted 11-year-old son Maddox from Cambodia, nine-year-old son Pax from Vietnam, and daughter Zahara, eight, from Ethiopia.