How big is the quadrangle in the Shichahai TV series

604 square meters. After checking the synopsis of Shichahai TV series, we know that the courtyard in the TV series covers an area of 604 square meters. The courtyard, also known as the quadrangle, is a traditional Chinese courtyard architecture, the pattern of a courtyard built on all sides of the house, from the four sides of the courtyard surrounded in the center, so the name quadrangle.