There is no comparison. Lian Shuwang can transform into tens of thousands of insects to enter the giant's bone marrow and absorb its source energy, but the Heaven-Swallowing Beast cannot do that.
Every single one of Ye Tian's bones could be crafted into a King-grade Artifact. For Ziwei to swallow the entire skeleton was equivalent to swallowing hundreds of King-grade Artifacts, and the immense pressure it had to bear can be easily imagined.
Since we're already here, we can't just return empty-handed.
Chapter 1184