Against the backdrop of the strategic intersection and integration of the Guangdong Hong Kong Macao Greater Bay Area and the Hainan Free Trade Port, a cross sea industrial alliance is injecting new impetus into the stable supply chain of regional infrastructure materials. On December 22, 2025, the green sand and gravel industry leader from Guangdong officially shook hands with the core port operator in Hainan, marking the birth of a new channel for the sand and gravel industry across the Qiongzhou Strait.

POWERCHINA Changjiu New Materials Guangdong Co., Ltd. and Hainan Port and Shipping General Terminal Co., Ltd. held a strategic cooperation agreement signing ceremony in Hainan. Gong Yufeng, Deputy Chief Economist of China Hydropower Eighth Engineering Division, Secretary/General Manager of the Party Branch of the Investment and Operation Division, and Chairman of China Power Construction Guangdong Changjiu Company, and Wu Wenhui, General Manager of Hainan Port and Shipping General Terminal Co., Ltd., attended the signing ceremony and witnessed the signing.

It is understood that POWERCHINA Changjiu New Materials Guangdong Co., Ltd. is a wholly-owned subsidiary of Hydropower Bureau 8. The company relies on the Fenghuangling mining area construction gneiss mine project in Xitou Town, Yangxi County, Yangjiang City, to engage in the production and sales of high-quality sand and gravel aggregates. The products can be transported by land to the local and surrounding areas of Yangjiang City, and by sea to the Guangdong Hong Kong Macao Greater Bay Area, Hainan, and international markets. The main product specifications include machine sand below 4.75mm; There are four specifications of crushed stone: 5-10mm, 10-16mm, and 16-25mm. The mining reserves are about 200 million tons, with a mining period of 9 years and a planned annual output of 30 million tons.

Hainan Port and Shipping General Terminal Co., Ltd. is the core subsidiary of Hainan Port and Shipping Holdings Co., Ltd., the largest state-owned port and shipping enterprise in Hainan Province, and also its only bulk cargo operation platform in the Hainan region. The purpose of this signing is to deeply integrate the core advantages of both parties in terms of resources, logistics, and market, and jointly create an integrated sand and gravel supply chain platform from the "mining source" to "trade customers", "maritime logistics" to the "end market". With the support of high-quality green sand and gravel services provided by China Hydropower Eighth Bureau, both parties will work together to assist in the infrastructure construction and economic and social development of Hainan Free Trade Port. Keywords: engineering construction, port logistics

This cooperation not only provides stable and high-quality sand and gravel material guarantee for the construction of Hainan Free Trade Port, but also creates a new paradigm of cross regional integrated supply chain of "mineral source logistics market". It is not only a business collaboration between the two enterprises, but also a vivid practice of the concept of infrastructure interconnection at the industrial level, setting an example for serving major national strategies and promoting high-quality regional economic development. With the deepening of cooperation, this green and efficient supply chain will continue to inject solid strength into the economic pulse of the coastal areas of South China.Editor/Cheng Liting