Tan Yen Underground Mining Project

This article is part of the Global Coal Mine Tracker, a project of Global Energy Monitor.

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Tan Yen Underground Mining Project is a proposed coal mine in Hoang Que ward, Uông Bí City, Quang Ninh Province, Uông Bí, Quang Ninh, Vietnam.

Location

Table 1: Project-level location details

Mine Name	Location	Coordinates (WGS 84)
Tan Yen Underground Mining Project	Hoang Que ward, Uông Bí City, Quang Ninh Province, Uông Bí, Quang Ninh, Vietnam	21.08079597, 106.6438314 (approximate)

The map below shows the approximate location of the coal mine:

Loading map...

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Project Details

Table 2: Project status

Status	Status Detail	Project Type	Opening Year	Closing Year
Proposed	Construction	Expansion	2028 (planned)	–

Table 3: Operation details

Note: The asterisk (*) signifies that the value is a GEM estimated figure.

Capacity (Mtpa)	Production (Mtpa)	Year of Production	Mine Type	Mining Method	Mine Size (km2)	Mine Depth (m)	Workforce Size
0.45	–	–	Underground	Longwall	3.4	300.0*	–

Table 4: Coal resources and destination

Total Reserves (Mt)	Year of Total Reserves Recorded	Total Resources (Mt)	Coalfield	Coal Type	Coal Grade	Primary Consumer/ Destination
13.0	2025	–	Uong Bi	Anthracite	Thermal	–

Table 5: Ownership and parent company

Note: To access more comprehensive data on energy ownership, please visit the Global Energy Ownership Tracker.

Owner	Parent Company	Headquarters
Uong Bi Coal Company	Vietnam National Coal and Mineral Industries Holding Corp Ltd; small shareholder(s)	Vietnam

Note: The above sections were automatically generated and are based on data from the Global Coal Mine Tracker May 2026 release.

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Additional data

To access additional data, including an interactive map of world coal mines, a downloadable dataset, and summary data, please visit the Global Coal Mine Tracker on the Global Energy Monitor website.