We will be traveling from Guangzhou to HK via train. What train do we take from that station to get to the luxe manor HK?

From Guangzhou East Railway Station, you can find the direct trains to reach Hung Hom Station in HK.
From Hung Hom Station, you can take the West Rail Line to reach East Tism Sha Tsui Station and then walk to reach Tsim Sha Tsui Station. Get out of the station from Exit B1 and turn right on Nathan Road. Turn right again on Kimberley Road and walk down on the left hand side.