Overseas Subsidiaries


KOITO MANUFACTURING CO., LTD. established a joint venture, THAI KOITO, in a tie up with a local partner in Thailand in August 1986. THAI KOITO built a factory and started full scale production in February 1990. In July 1998 its capital was increased in order to stabilize its business foundation. Koito's holding ratio became 61.75%, making it one of its subsidiaries.
THAI KOITO COMPANY LIMITED (THAI KOITO)opened Thai Koito Technical Center in April 2012 to respond precisely to customers' local development and market needs.
Looking ahead, it will work to expand orders and improve intergration by rapidly responding to any needed product development in Southeast Asia.

Establishment August 1986
Place of Business
Bangplee Plant
370 Moo 17 Tambol Bangsaothong Amphur Bangsaothong, Samutprakarn 10540, Thailand
Prachinburi Plant
555 Moo 7 Tambol Thatoom Amphur Srimahaphot Prachinburi 25140, Thailand
President Mineo Kobayashi
Business Lines Manufacturing and marketing of automotive lighting equipment
Capital 365.2 million baht
Ratio of Holdings KOITO MANUFACTURING CO., LTD.: 61.75%,
Manoj Leegomonchai: 25.50%,
BDI Corp.: 12.75%
Number of Employees approximately 2,000 persons
Major Customers Toyota Motor Thailand Co., Ltd., Isuzu Motors Co., (Thailand) Ltd., Siam Nissan Automobile Co., Ltd., (Thailand) Auto Alliance (Thailand) Co., Ltd., Mitsubishi Motors (Thailand) Co., Ltd., Thai Honda Manufacturing Co., Ltd, etc.

Bangplee Plant

Prachinburi Plant

Technical Center