History background of O.E.I Group of Company

In 1993 (2536 B.E.), Mr. Prasartsilp On-aht established the first company of O.E.I Group with an initial registered capital of 1 million baht. 4 CNC lathes and 10 employees. Today, the registered capital of the entire group is 200 million baht, with more than 100 main machines used for manufacturing and over 400 employees.

O.E.I Group is a Thai company that has been growing for over 2 decades to produce high-precision engine parts as a substitute for imported products. The group consists of 5 companies and 4 factories:

O.E.I Part Co., Ltd. (Pure Thai) was established in 1993 with a registered capital of 50 million baht. The company produces high-precision metal parts with CNC machines.

Seven Seas Innovation Co., Ltd. (Pure Thai) was established in March 2002, with a registered capital of 50 million baht. The company produces high precision metal works from sheet metal with processes such as pump forming, laser cutting, folding, and welding (manual, spot, and robot welding).

O.E.I Property Development Co., Ltd. (Pure Thai) was established in 2006, with a registered capital of 5 million baht. The company manages and controls all construction works of the group’s companies.

Isel (Thailand) Co., Ltd. (joint venture with Japan) was established in 2011 with a registered capital of 5 million baht. The company produces Couplings and Mecha Locks for machinery and sells them both domestically and export.

OEI Yamanaka Co., Ltd. (joint venture with Japan) was established in 2011 with a registered capital of 100 million baht. The company produces high-precision metal parts through cold forging.

Quality System Certification and Awards

BE 2543 (2000): Received QS-9000 Quality System certification from AJA Registrars.

BE 2545 (2002): Received The prime minister’s Industry Award in the category of Small and Medium Enterprises industry management from the Ministry of Industry.

BE 2550 (2007): Received ISO/TS 16949 Quality System certification from TUV SUD

BE 2551 (2008): Received the Excellent Automotive Component Manufacturer Award from the Society of Automotive Engineers-Thailand , and the Excellent Ethical Award from the Thai Chamber of Commerce.

BE 2552 (2009): Received the SME National Awards in the Automotive Components Business Group from The Office of SMEs Promotion (OSMEP).

BE 2557 (2014): Received The prime minister’s Industry Award in the category of Small and Medium Enterprises industry management from the Ministry of Industry, and the SME National Awards in the Automotive Components Business Group from The Office of SMEs Promotion (OSMEP)