Main trading partners

AI then and the alphabetical notation.　　※'Ll omit the honorific title.

Asahikougyousya co., Ltd.
Capty co., Ltd.
Kumagaigumi co., Ltd.
Sankensetubi co., Ltd.
KOBELCO
Daiichikougyou co., Ltd.
Taikisya co., Ltd.
Taiseisetubi co., Ltd.
Taihei engineering co., Ltd.
Tyuousetubi engineering co., Ltd.
Tohenec co., Ltd.
Nisetsu co., Ltd.
Miyatakougyou co., Ltd.
 Kawamotokougyou co., Ltd.
Kinden co., Ltd.
Sankikougyou co., Ltd.
Sankoukutyo co., Ltd.
Sugakougyou co., Ltd.
Daiichisetubikougyou co., Ltd.
Taiseiontyou co., Ltd.
Daidan co., Ltd.
Takasagonetugaku co., Ltd.
Toukoudenki co., Ltd.
Nikankougyou co., Ltd.
Hitachi plant technology co., Ltd.
Others 15, Inc.