NJT Copper Tube Corporation

Sumitomo Main Store acquired Japan Copper Corporation and opened 'Sumitomo Copper Refining Plant' in Anjigawa, Osaka City

Sumitomo Head Office purchased Japan Copper Manufacturing Co., Ltd. and established Sumitomo Copper Plant in Ajikawa, Osaka.

Sumitomo General Main Store renamed to 'Sumitomo Copper Refining Plant'

Sumitomo General Head Office changed the name to Sumitomo Copper Works.

Sumitomo General Main Store reorganized into Sumitomo Goshi Kaisha and became 'Sumitomo Goshi Kaisha Copper Refining Plant'

Sumitomo General Head Office was reorganized as Sumitomo Goshi Kaisya and Sumitomo Copper Works became Sumitomo Goshi Kaisya Copper Works.

'Sumitomo Steel Pipe Co., Ltd.' merged with 'Sumitomo Steel Works' to form 'Sumitomo Metal Industries'

After Sumitomo Steel Tube & Copper Works, Ltd. merged with Sumitomo Steel Works, Ltd., it became Sumitomo Metal Industries.

Sumitomo Metal Industries established Nagoya Light Alloy Manufacturing Plant

Sumitomo Metal Industries established Nagoya Light Alloy Works (Minato-ku, Nagoya).

Aluminum rolling and copper division split from Sumitomo Metal Industries to establish 'Sumitomo Light Metal Industries Co., Ltd.'

Sumitomo Light Metal Industries, Ltd. was established by separating the Aluminum Products and Copper Products Divisions from Sumitomo Metal Industries.

After separating the Copper Products Division from Sumitomo Light Metal Industories, Sumikei Copper Industries,Ltd. was established at its present location, City of Toyokawa.

Copper division split from Sumitomo Light Metal Industries to establish the predecessor of our company, 'Sumikei Copper Industry Co., Ltd.' in Toyokawa City

Merged again with 'Sumitomo Light Metal Industries Co., Ltd.' to become its 'Copper Refining Plant'

After merging with Sumitomo Light Metal Industries, Ltd., it became Copper Works.

Established 'Sumikei Malaysia' (now NJT Copper Pipe Malaysia)

Sumikei (Malaysia) Sdn. Bhd. was established (Present NJT Copper Tube (Malaysia) Sdn. Bhd.).

Split from 'Sumitomo Light Metal Industries Co., Ltd.' to establish 'Sumikei Copper Pipe Co., Ltd.'

Sumikei Copper Tube Co., Ltd. was established as a spin-off from Sumitomo Light Metal Industries, Ltd.

Merged with 'Furukawa Sky Aluminum Corporation' to form 'UACJ Corporation,' and our company changed its trade name to 'UACJ Copper Tube Co., Ltd.'

Following the merger of Sumitomo Light Metal Industries, Ltd., and Furukawa Sky Aluminum Corporation to establish UACJ Corporation, the company name was changed to UACJ Copper Tube Corporation.

Independence from UACJ Group capital, changed trade name to 'NJT Copper Pipe Co., Ltd.'

The Company received capital independence from the UACJ Group, and its name changed to NJT Copper Tube Corporation.

Absorbed subsidiaries fully owned by our company, including 'NJT Copper Pipe Sales Co., Ltd.,' 'NJT Copper Pipe Package Co., Ltd.,' 'Toyo Fittings Co., Ltd.,' and 'NJT Copper Pipe Green Service Co., Ltd.'

NJT Copper Tube Corporation absorbed its domestic consolidated subsidiaries; NJT Copper Tube Sales Corporation, Toyo Fitting Co., Ltd., NJT Copper Tube Packaging Corporation, NJT Green Service Corporation.