Is it necessary to book a hotel in advance from Hong Kong to Shenzhen, or will it be arranged at the border?

Before the arrangement at the checkpoint, it was also unknown which hotel to go to, and the cost is at one’s own expense.
Returning from Hong Kong to Shenzhen requires entering through the Shenzhen Bay Port. Before entering, it is necessary to pre-book a health checkpoint admission slip at the Shenzhen Bay Port. Carry a negative nucleic acid test result within 24 hours before crossing, follow the on-site instructions of the Shenzhen Bay Port for customs clearance, and after clearance, isolate at the Shenzhen Bay Port health checkpoint as per regulations.
At the checkpoint, arrangements were made before knowing which hotel to go to, and the cost was at one’s own expense.
Returning from Hong Kong to Shenzhen, you need to enter through the Shenzhen Bay Port. Before entering, you must pre-book a health dormitory stay slip at the Shenzhen Bay Port. Bring a negative nucleic acid test result within 24 hours before crossing, follow the on-site instructions at the Shenzhen Bay Port for clearance, and after clearance, isolate at the Shenzhen Bay Port health dormitory according to regulations.