UMC

UMC (Ube-Mitsubishi Cement) is a Japanese cement and construction materials company established as a joint venture between UBE Corporation and Mitsubishi Materials. The company operates in the cement, ready-mixed concrete, and related building materials sectors, serving construction and infrastructure markets primarily in Japan and selected overseas markets. Its business spans the production and sale of cement, aggregates, and concrete products, supported by a network of plants and distribution facilities. As a joint venture, UMC combines the cement expertise and resources of its two parent companies, positioning itself as a significant player in the Japanese cement industry. The company is headquartered in Tokyo and maintains a focus on sustainable production and supply chain efficiency. Its operations are closely tied to domestic construction demand and public infrastructure spending, while also engaging in overseas cement and materials trade. UMC's brand is associated with reliability and quality in the Japanese construction materials market.

UMC was established as a joint venture between UBE Corporation and Mitsubishi Materials, combining the cement operations and resources of both Japanese industrial groups. The company was formed to strengthen competitiveness in the domestic cement market and to optimize production and distribution. Over the years, UMC has maintained cement plants and sales networks across Japan, supplying cement and concrete products for construction and infrastructure projects. The joint venture structure allows UMC to benefit from the technological expertise and raw material supply chains of its parent companies. UMC has also engaged in overseas activities, including cement export and materials trading, particularly in Asian markets. The company continues to operate as a key cement supplier in Japan, adapting to changes in construction demand and environmental regulations.

• 1994

  UMC established as a joint venture between UBE Corporation and Mitsubishi Materials.

Joint-venture cement producer leveraging the combined strengths of UBE and Mitsubishi Materials.

• Portland cement

  General-purpose cement for construction.

• Blended cement

  Cement mixed with supplementary materials for reduced environmental impact.

• Ready-mixed concrete

  Concrete delivered to construction sites.

• 2026.10.28

  Reported2026.10.28

  UMC approves additional $3.2 billion for capacity expansion[3]联电批准额外32亿美元用于产能扩张news.google.com

  UMC approved an additional $3.2 billion for capacity expansion.

• 2021.09.03

  Reported2021.09.03

  UMC and Chipbond announce strategic cooperation[4]联电与颀邦宣布策略合作bnext.com.tw

  UMC, its subsidiary Hongcheng Venture Capital, and Chipbond announced a share-exchange plan and said UMC and Chipbond would establish a long-term strategic cooperation relationship. The planned exchange would give UMC and its subsidiary a combined approximately 9.09% stake in Chipbond, while Chipbond would hold approximately 0.62% of UMC.

• 2019.09.25

  Reported2019.09.25

  UMC receives final approval to acquire MIFS[5]联电获准收购三重富士通半导体finance.sina.com.cn

  UMC announced that it had received final approval from the relevant government agencies to acquire all shares of Mie Fujitsu Semiconductor (MIFS), with completion planned for October 1, 2019.

Read more

1. 1UMC official websiteumc-c.jp
2. 2UMCwikidata.org
3. 3联电批准额外32亿美元用于产能扩张news.google.com
4. 4联电与颀邦宣布策略合作bnext.com.tw
5. 5联电获准收购三重富士通半导体finance.sina.com.cn