Put water into a large pot and bring to boil.
Rinse and drain the rice.
Put rice and dried scallops into the pot when water is boiled.
Leave boiling on high heat uncovered for 10 minutes.
Reduce to medium-high for 20 minutes, stirring frequently to prevent the rice from sticking to the bottom.
Reduce to medium heat for 10 minutes, continue stirring as the congee has thickened and reduced.
Turn off heat, cover, and let congee stand for 15 minutes.
Add soy beverage, mix well, and add salt.