Is the new house full of happiness or the new house full of happiness?

Both will do. Both "beaming new house" and "beaming new house" are used to describe the scene of moving to a new house, and both indicate that the new house is full of blessings and auspiciousness. In some greetings, there will be expressions such as happiness in the new house or happiness in the new house, which are used to wish the new house happiness and all the best. There are also some commodity names that contain new houses with blessings, such as new houses with blessings and new houses with cakes with blessings.