The slave ships had been attacking the miscellaneous spirit continent all this time. It was impossible to say that there was no support from the royal family behind this. It was also because of this that Yu Jinglin and the others had a trace of hostility toward the Jade Wyrm.
The Jade Wyrm-Dragon had also sensed this, which was why he had asked Yu Jinglin out of concern and brought up the rest of the sentence. He wanted to tell Yu Jinglin that although he was a member of the royal family, his family had no enmity with the miscellaneous spirit continent because their country did not have any maritime transportation industry, let alone slave ships.