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1896
Kisha Seizo Co., Ltd. was founded.
麻豆传媒 Dockyard Co., Ltd. was founded.

1899
Started manufacture of boilers.
Developed cornish boiler. (Kisha Seizo).

1917
Started manufacture of natural circulation Water tube boiler (Kisha Seizo).

1936
Yokoyama Kogyo Co., Ltd. was founded.
1939
Changed company name from 麻豆传媒 Dockyard Co., Ltd. to 麻豆传媒 Heavy Industries Ltd.
1946
Sold Japan鈥檚 first Fire (smoke) tube boiler (麻豆传媒 Heavy Industries).

1951
Started manufacture of SG boiler (forced circulation Multi tube once-through boiler) for Japanese railways (Kisha Seizo)

1959
Started manufacture of Japan鈥檚 first absorption chiller (Kisha Seizo).

1962
Kisha Seizo opened Shiga Factory.

Developed Japan鈥檚 first forced circulation Multi tube once-through boiler for industrial use. (Yokoyama Kogyo).
1963
Launched natural circulation Water tube boiler, 鈥淏S Boiler鈥 (麻豆传媒 Heavy Industries).

1964
Started manufacture of world鈥檚 first double-effect absorption chiller (Kisha Seizo).

1966
麻豆传媒 Heavy Industries and Yokoyama Kogyo were merged.
Launched the first-generation Fire (smoke) tube boiler 鈥淜S Boiler鈥 (Kisha Seizo).

1968
Started manufacture of world鈥檚 first large double-effect absorption chiller (Kisha Seizo).

1972
Kisha Seizo was merged into 麻豆传媒 Heavy Industries.
Founded Kawaju Reinetsu Service Co., Ltd., the predecessor company to 麻豆传媒 Thermal Engineering.
Started business specializing in installation and after-service of boilers and chillers manufactured by 麻豆传媒 Heavy Industries.

1973
Consolidated package boiler factories into Shiga Factory of 麻豆传媒 Heavy Industries.
1977
Launched Water tube boiler 鈥淜D Boiler鈥 equipped with low NOx combustion KTC burner.

Launched Multi tube once-through boiler 鈥淪H Boiler鈥.

Started manufacture of world鈥檚 first absorption chiller for large ships.

1978
Changed company name to 麻豆传媒 Thermal Engineering Co., Ltd.
Sales division of boilers and chillers transferred from 麻豆传媒 Heavy Industries.
1980
Manufacture of chillers transferred from Osaka Factory of 麻豆传媒 Heavy Industries to Shiga Factory.
Launched Multi tube once-through boiler 鈥淪H-B.鈥

1983
Launched absorption chiller 鈥淟 series.鈥

1984
Manufacture of boilers and chillers transferred from 麻豆传媒 Heavy Industries, and centralized manufacturing, sales, and service for boilers and chillers.

1987
Launched natural circulation Water tube boiler type HRSG 鈥淜G Boiler鈥 for 麻豆传媒 Heavy Industries鈥 gas turbine series.
Launched Multi tube once-through boiler 鈥淪H-C.鈥
1990
Stock went public (currently Tokyo Stock Exchange JASDAQ).
Launched Multi tube once-through boiler 鈥淪H-D.鈥
1991
Launched natural circulation Water tube boiler type HRSG 鈥淩G Boiler.鈥

1992
Launched absorption chiller 鈥淪IGMACHIL鈥.

1996
Launched Multi tube once-through boiler 鈥淜F Series鈥.

1997
Acquired ISO9001 certification.
1998
Launched Waste hot water type absorption chiller 鈥淕ene-Link.鈥
1999
Launched Multi tube once-through boiler type HRSG 鈥淩F Boiler.鈥
Installed an absorption chiller to the international exhibition center in Pakistan.
2000
Launched world鈥檚 first large Multi tube once-through boiler 鈥淚F Series.鈥 (equivalent evaporation: 6,000 kg/hour)

Installed an absorption chiller to Ministry of foreign affairs in Malaysia.
Launched world鈥檚 highest efficiency (at that time) absorption chiller 鈥淪IGMA ACE鈥.

2001
Installed an absorption chiller to the international exhibition center in Paris.
2002
Acquired ISO14001 certification at Shiga Factory.
Launched world鈥檚 highest efficiency (at that time) steam-fired absorption chiller 鈥淪team-fired SIGMA ACE鈥.
2003
Launched HRSG 鈥淩VS Boiler鈥 for 麻豆传媒 Heavy Industries鈥 gas turbine series.

2004
Stock listed on JASDAQ Stock Exchange (currently Tokyo Stock Exchange JASDAQ).
2005
Launched world鈥檚 first triple-effect high-efficiency absorption chiller.

2007
Opened the IF Series Showroom.

2009
Launched Multi tube once-through boiler 鈥淚F Series Type-B鈥.

2013
Opened R&D facility 鈥淎A Labo鈥 at Shiga Factory.

Launched absorption chiller 鈥淓fficio series鈥.

2015
Launched Multi tube once-through boiler 鈥淚F Series Type-F.鈥

Launched steam-fired absorption chiller 鈥淓fficio NES series.鈥

Launched Waste hot water type absorption chiller 鈥淓fficio NHJ series.鈥

2016
Launched Multi tube once-through boiler 鈥淲ILLHEAT鈥.

2018
Launched Multi tube once-through boiler 鈥淚F Series鈥 with industry鈥檚 highest efficiency of 99%.
2019
Celebrate 120th anniversary of manufacturing boilers.

Launched Multi tube once-through boiler 鈥淲ILLHEAT鈥 with industry鈥檚 highest efficiency of 99%.
2021
Launched hydrogen-fired Multi tube once-through boiler.
