Escarrà is most known for having worked as a legal consultant of the Chinese government between 1921 and 1929, providing advice in reforming the Chinese legal system and was a key participant in designing the Chinese civil code of 1929.
Escarrà is best recognized for his role as a legal expert advising the Chinese government from 1921 to 1929, providing guidance on overhauling China's judicial system and playing a pivotal part in creating the Chinese civil code of 1929.