Teika Co., Ltd.

Our company's history began with the founding of Teikoku Jinzō Hiryō Co., Ltd. in 1919 (Taisho 8).

Our company's history began with the founding of Teikoku Jinzō Hiryō Co., Ltd.

Established Teikoku Artificial Fertilizer Co., Ltd. for the purpose of producing superphosphate fertilizer.

Constructed Osaka plant and began production of superphosphate fertilizer and lead-acid sulfuric acid.

Installed Rulgi-type contact sulfuric acid equipment at Osaka plant and began production of dilute sulfuric acid.

Started production of fluorides (mainly artificial ice crystals) at Osaka plant.

Constructed Okayama plant and began production of fluorides.

Renamed company to Teikoku Chemical Industries Co., Ltd.

Acquired Dayoda plant (Monsanto-type contact sulfuric acid plant).

Stopped fluoride production at Osaka and Okayama plants.

Started production of titanium dioxide at Okayama plant.

Started production of surfactants at Osaka plant.

Stopped production of superphosphate fertilizer.

Commenced warehouse operations (Funamachi Warehouse) within Osaka plant.

Completed and commenced operations of Hyakishima Warehouse at Dayoda plant.

Stopped operation of Dayoda plant and removed manufacturing equipment to join Dowa Mining Co., Ltd. West Japan Sulfuric Acid Center.

Dissolved the warehouse division and established Teika Warehouse Co., Ltd., 100% owned by us.

Started production of condensed phosphate salts (K-White, K-Bond, K-Fresh) at Osaka plant.

Established Teika Trading Co., Ltd., 100% owned by us, primarily for selling chemical products.

Renamed company to Teika Co., Ltd.

Obtained ISO9002 certification for Osaka plant phosphate products and related products from Okayama plant titanium dioxide.

In line with the commercialization of the surface treatment business, the Okayama Plant Chōsen Branch Factory was constructed and production commenced (now the Kumayama Plant Chōsen Branch Factory).

In line with the commercialization of the surface treatment business, the Okayama Plant Chōsen Branch Factory was constructed and production commenced.

The Development Headquarters was separated and made independent, and we established TFT Co., Ltd., a 100% subsidiary of our company, dedicated to the manufacturing and sale of electroceramic products.

ISO 14001 certification was obtained for the Osaka Plant area and the Okayama Plant area.

To manufacture surfactants, we established TAYCA (Thailand) Co., Ltd. in Chonburi, Thailand.

In response to the expansion of the surface treatment business, the Kumayama Plant was newly established and production commenced in Akaiwa City, Okayama Prefecture.

To manufacture surfactants, we established TAYCA (VIETNAM) Co., Ltd. in Dong Nai Province, Vietnam.

We established Japan Serisite Co., Ltd., a joint venture with Sanshin Kōkō Co., Ltd., primarily focused on selling serisite products.

To expand the piezoelectric materials business, we acquired all shares of TRS Technologies, Inc. and made it a subsidiary.

In 2019, we celebrated our 100th anniversary of establishment.

We celebrated our 100th anniversary of establishment.

Additional manufacturing equipment for functional micro-particle products was installed at the Kumayama Plant, and production commenced.

Celebrated the 100th anniversary of establishment.

A GMP-compliant production line for functional micro-particle products was completed at the Okayama Plant.

A mass production facility for piezoelectric single-crystal materials was completed at the Osaka Plant.

Due to a review of market classifications by the Tokyo Stock Exchange, we moved from the First Section to the Prime Market.

A GMP-compliant manufacturing facility for functional micro-particle products was completed at the Koseki Housing Complex adjacent to the Kumayama Plant.

We absorbed and merged with TFT Co., Ltd., a wholly-owned subsidiary of our company.