You will be met at the air-bridge, escorted to through any visa, quarantine, transit, security, immigration, baggage, customs procedures; then you will be led to the next flight’s check in area, or to flight transfer desk, or to your airline lounge or to the boarding gate.
If a change of terminal is required an “inter-terminal transfer” in a private vehicle can be organized. Otherwise the airport shuttle or transfer system will be used by passengers to move between terminals. Connections at airports in China can be complicated. Each request will be evaluated case by case and a solution will be will be suggested and quoted at the time of booking.