1. Location: Guangzhou Huadu Coconut Forest Seafood Wharf is located in Huadu District, Guangzhou, while Shenzhen Pier 79 is located in Shenzhen, with obvious geographical differences.

2. Scale: The scale of Guangzhou Huadu Coconut Forest Seafood Wharf is relatively small, mainly based on local seafood resources. Pier 79 in Shenzhen is located near the port of Shenzhen, with a large scale and many seafood suppliers and varieties to choose from.