Yushi Yin

1. Introduction 1.1. Research Background With the promotion of the strategy of “six coffee industry belts” in Yunnan Province, the rapid development of cultural and tourism integration and rural revitalization strategy, national culture plays an increasingly important role in brand building (Yang & Qi, 2024). As an important core coffee producing area in China, brand building of coffee estates has become a key link in industrial upgrading.

1. Introduction Ultrahigh-performance concrete (UHPC) is a durable and high-performance concrete material with excellent properties, such as high strength and durability [1,2]. Since its emergence more than 20 years ago, UHPC has attracted the attention of civil engineering circles at home and abroad. While UHPC achieves ultrahigh performance, the reality of its high production cost cannot be ignored.

1. Introduction Digital marketplaces have been understood as social networks, large marketplaces, and any digital platform that identifies individual user traffic in the form of online communities (Liu & Lai, 2022; Oberg & Alexander, 2019).