SHENZEN CITY, China -

They said it all at once. Namaste. 423 women in China set a new world record for most pregnant women doing yoga together.

They were required to complete all the yoga exercises in about half an hour.

To spice the event up even more, many of them drew cartoon characters on their baby bumps, such as Angry Birds and the Chinese cartoon Pleasant Goat.

Many participants said they think yoga exercises help with natural childbirth.

According to the World Health Organization, China has the world's highest rate of caesarian section, about 47 percent.