http://hkmdb.com/db/companies/view.mhtm ... ay_set=eng

Production Company
Impossible Love (1940)
One Hundred Thousand Children's Corpses (1940)
The Little Hero (1940)
Love in Another Life (1941)
Murder of the Doppelganger (1941)
Marriage of General Qi's Sister (1944)
Century Hero (1999)
It's a Mad, Mad, Mad, Mad Kung Fu World (2000)

Filming Company
It's a Mad, Mad, Mad, Mad Kung Fu World (2000)

Distributor
Song of Retribution (1941)

According to the HKFA it is the same company.