Passage into the other world marks the commencement of penance and spiritual cultivation.

I do not approve of such vulgar rituals, as they will only serve to hinder the above.

can do like this meh , like no respect the Guan yin 

if from heart better dun put the statute , when u aldy put pls take good care at least u build a good image for the Guan yin, try not put on the floor like dato gong or di zhu gong , i know Guan yin never care but show our respect for the Guan yin image.

They are ghosts, so it's only natural that they do.

There is only one purpose for lying down in a ritual coffin; I have reposted this below.

The coffins used for these rites are NOT those used as current resting places by Hell deities.

The words 'shek kam dong' don't correspond to any dialect that I understand.

Could you write these words out in Chinese character form?