Year 1973

The Company was registered and established on June 6, 1973, in the name of Royal Mosaic Industry Co., Ltd. with an initial registered capital of 12 million baht for operating manufacturer of mosaic industrial by setting up its factory at Nong Khae District, Saraburi Province

Year 1975

The first factory has opened and started producing mosaic tiles “RMI” which mainly for export by using technology from Japan

Year 1981

Invested in Cermas Company Limited to operate a mining business.

Year 1984

The Company expanded production capacity by building factories 2nd and 3rd and starting to produce floor tiles “Duragres” to expand the domestic market by using Italian production technology

Year 1987

The Company expanded its production capacity by constructing the 4th factory using Monoporosa technology from Italy to produce wall tiles. Which is a one-time incineration system used in production and began to produce ceramic wall tiles “LILA” to expand the domestic market

Year 1989

The Company expanded the production capacity to 30,000 square metersper day by constructing the 5th factory to produce mosaic tiles and floor tiles by receiving investment promotion from Board of Investment and new technology in the production of tiles "Granite Duragres" is used in the production which is a ceramic tile that gives the same beauty as natural granite. The company has increased the registered capital to 160 million baht and the board of directors has listed on the Stock Exchange of Thailand. The company was listed securities in October 6, 1989.

Year 1994

Expanded production capacity Floor tiles "Duragres" at the 2nd UMI factory in Nong Khae District, Saraburi Province, another 6,000 square meters per day. Therefore, the total production capacity will be 48,000 square meters per day and in March 11th, 1994; the company was transformed into a public company.

Year 1995

Constructed the UMI-2 factory in Nong Khae District, Saraburi Province, on an area of over 300 rai.

Year 2004

The Company expanded the production capacity of floor tiles “Duragres” by constructing the second UMI2 factory in Nong Khae District, Saraburi Province, to increasing the total production capacity to 70,000 square meters per day and increased the paid-up registered capital to 478 million baht.

Year 2011

The first in Thailand to produce ceramic tiles using Full HD technology.

Year 2012

Expand production capacity and increase product variety to meet the needs of all customer groups. By investing in RCI and TTC

Year 2022

The Company has been certified by the Department of Industrial Works as a green industry level 2 for green operations in carrying out activities to reduce environmental impact both UMI 1 and UMI 2 plants.

Year 2023

The Company has established a subsidiary company named “UMI Deeptech Company limited” to distribute cosmetics, food supplements and herbs.

Year 2024

T.T.Ceramic Public Company Limited has been certified by the Ministry of Industrial as a green industry level as a Level 4 Green Industry, Green Culture.

Year 2025

  • Union Mosaic Industry Public Company Limited (UMI) and T.T. Ceramic Public Company Limited (TTC) received the Environmental Governance Award for Industrial Enterprises from the Saraburi Provincial Industry Office.
  • T.T. Ceramic Public Company Limited (TTC):
    • Entering into a Power Purchase Agreement (PPA) for electricity generated from solar energy with Solar PPM Company Limited.
    • Obtaining Carbon Footprint for Organization (CFO) and Carbon Footprint of Product (CFP) certifications from the Thailand Greenhouse Gas Management Organization (Public Organization).
    • Receiving the CSR-DIW Award under the CSR for Beginner program, aimed at promoting sustainable social and community responsibility in the industrial sector, granted by the Ministry of Industry.