October-1961

Established with capital of Yen 1 million

June-1980

Established subsidiary Sampo Air Conditioning Co., Ltd. with capital of Yen 10 million

October-1983

Osaka Sales Office opened

April-1998

Capital increased to Yen 154 million
Capital participation from VC, Tokyo Small and Medium Business Investment Consultation Company

September-2000

Tohoku Sales Office opened

May-2003

Established affiliated Miki International Trading(Shanghai) Co.,Ltd.

January-2014

Capital reduction to Yen 100 million

September-2015

Merged with Sanpo Kucho

March-2018

Sadaaki Sawada assumes the position of Representative Director