Loh,
ya, nan2 zao3 is a must, I use it for last time too, but dont know about huai2 shan1, my this CL put it but I dont remember last time the CL use it.
wow, u must be careful, ruoxi also sometimes purposely want to sit on my tummy, they r just naughty, so I always make sure i'm left side position when sleeping.