Industrial packaging can be defined as the process and practice of enclosing or protecting raw materials, semi-finished goods, or finished products in heavy-duty containers and materials for distribution, warehousing, and shipping. It involves the use of materials such as fiberboard, plastics, wood, and metals to safeguard against physical damage, contamination, and moisture. Industrial packaging plays a vital role in maintaining supply chain efficiency, compliance with safety regulations, and the preservation of product integrity during handling and transit.

Frac sand, short for fracturing sand, is a type of high-purity quartz sand used in hydraulic fracturing (fracking) operations in the oil and natural gas industry

The global AI for smart city traffic optimization market encompasses the ecosystem of technologies, software, and services that leverage artificial intelligence to manage and enhance urban mobility. This market involves the deployment of sophisticated AI algorithms, including machine learning and computer vision, to analyze real time data from sources such as IoT sensors, GPS devices, and traffic cameras.

交通运输行业：潮起潮落，静水流深－2026年投资策略报告

交通运输行业：国家安全视角看反无人机系统，急需与刚需，“可选_到“必选_－华创交运低空60系列研究

交通运输行业：可控核聚变行业资本开支加速上行，融资与技术突破催化不断－华创交运公用_可控核聚变双周报...-华创证券

交通运输行业：反内卷、历史新高船龄和供求共振－2026年交通运输行业投资策略报告

航运港口行业：中美博弈新阶段，中国航运业反击开启新模式

快递行业核心数据：1）业务量维持较快增长，2025 年 9 月，全国快递业务量完成 168.8 亿件，同比增长 12.7%，同比增幅较上月提升 0.5pct；2）单票价格跌幅收窄，单票收入为 7.55 元，同比下降 4.9%，同比降幅较上月收窄 2.3pct，环比上涨 2.4%；3）收入，快递业务收入完成 1273.7 亿元，同比增长 7.2%，同 比增幅较上月提升 3pct。

上游驱动及行业方面：9月快递行业业务量同比增长12.7%。1-9 月累计实物商品网购零售额9.15万亿元，同比增长6.5%，增速高出社零总额同比增速约2.0个百分点；累计网购渗透率约25.0%，同比-0.7pct；累计单包裹货值约63.1 元，同比-13.9%。1-9月我国快递业务量累计1450.8亿件，同比+17.2%，其中，9 月快递业务量约168.8亿件，同比+12.7%。