The project to renovate and expand the capacity of the Cao Son coal mine (Cam Pha, Quang Ninh) started in August 2023 with a plan to increase the mine capacity to 4.5 million tons of coal/year, with a total exploitation reserve of 65.7 million tons of raw coal within 22 years.
Regarding the production and business situation in the first 6 months of 2025, the management of production activities as well as the progress of key projects of the unit, the leader of Cao Son Coal Joint Stock Company said that despite facing many difficulties and challenges, the collective of staff and employees of the Company strived to overcome difficulties, maintain stable production, ensure progress, quality and safety in labor.
Regarding the Cao Son Coal mine renovation, expansion and capacity increase project, Party Committee Secretary and Chairman of the Board of Members of the Vietnam National Coal - Mineral Industries Group (TKV) Ngo Hoang Ngan emphasized: This is one of the key projects in the long-term development strategy of TKV Group.
The project also plays a particularly important role in increasing exploitation output, maximizing resource recovery, ensuring national energy security and creating stable jobs for workers.
The Party Secretary and Chairman of the Board of Members of TKV Group suggested that Cao Son Coal Joint Stock Company must clearly identify the urgency, focus on direction, mobilize maximum resources, and actively work with local government agencies and related units to ensure the project's effectiveness. At the same time, it is necessary to perform well the cost management work, maintain operational discipline, continue to pay attention to environmental protection, labor safety and link production with sustainable development.

In order for the Cao Son Coal mine renovation, expansion and capacity increase project to be implemented effectively, General Director Vu Anh Tuan of the Group requested Cao Son Coal Joint Stock Company to be more proactive in coordinating with the authorities of Quang Ninh province and Dong Bac Corporation to promptly remove obstacles and complete procedures in accordance with legal regulations. In addition, the General Director of the Group also noted that the Company must maintain production rhythm and complete the 2025 production plan.
Previously, according to Mr. Pham Quoc Viet - Director of Cao Son Coal Joint Stock Company, the Cao Son Coal mine renovation, expansion and capacity increase project will contribute to creating jobs and stable livelihoods for more than 3,400 workers in the company in the next decades.
The project was approved by the Prime Minister for the Coal Industry Planning under Decision No. 403/QD-TTg dated March 14, 2016, for the period up to 2020, with a total investment of VND 1,829 billion by 2030, an exploitation capacity of 4.5 million tons of raw coal/year with a coal exploitation reserve of about 65.7 million tons of raw coal (equivalent to more than 52 million tons of clean coal). The Cao Son expansion will be implemented within 22 years with a land use plan of 958.3 hectares.
With the goal of maximizing coal resources using open-pit methods, serving domestic coal consumption needs and partly for export, contributing to the socio-economic development of the province and the country.