Yongyuth Kitaphanich

Yamada Somboon Co. Ltd. is a Thai Japanese company that specializes in manufacturing powertrain components such as oil pumps and water pumps for four-wheeled vehicles, as well as hydraulic control parts for transmissions and steering columns for steering components. The private company is based in Gunma Prefecture, Japan, with headquarters and factories located in Isesaki and Kiryu. The company also produces leisure parts such as steering columns and steering gearboxes for golf carts and UTVs, and oil pumps for outboard motors. Yamada Somboon Co. is committed to developing new technologies that contribute to the development of lightweight, high-performance products and fuel-efficient vehicles.

Part of Somboon Advance Technology Public Co. Ltd., International Casting Products Co., Ltd. is a Thai company that manufactures automotive casting products for passenger cars and pickup trucks. The company is based in Rayong, Thailand. Cheerawit Sureerattanan has been the CEO of the company since 2019. International Casting Products Co. was acquired by Somboon Advance Technology Public Co. Ltd. on July 25, 2007 for $4.91 million.