Airport & Visa

Q1. Arriving Guangzhou International with China Southern, departing to hong kong with Cathay Pacific 4-5hrs later. (A) Is there a 'Transit Counter' to use ? (b) Assume no visa required?

Q2. Arriving by Train to Guangzhou East Railway Station FROM Hong Kong and then making way to Guangzhou Airport to fly back to Australia 9hours after arrival into China ..this would be our first ever arrival into China (A) Can we get a Free 24hr VOA ? (B) Do I also need a Temporary Stay Permit? (C) When & Where can we get this from (this is something we are struggling to find out!)