I ma travelling from Delhi to Fukuoka and Fukuoka to Delhi with Shanghai and Beijing transit

Hello There,
I am Indian Citizen, travelling from Delhi to Fukuoka via Shanghai by China Eastern Airlines 3 hrs transit, with same Fukuoka to Delhi via Beijing by China Eastern Airlines 22:15 hrs transit. I am assuming 24 hour visa applies on my travelling plan accordingly China transit policy. If any Please let me know. Thanks in Advance