K H Group Co., Limited
Products：Engine-production,sales,stock affairs ; Transmissions-agents,sales and service.
ระบบส่งกำลังและแชสซี
Johnson Electric International Ltd.
Products：Braking, Door Locks, Engine Management, HVAC, Lighting, Mirrors, Power Closure Systems, Power Train Cooling, Seating, Steering and Suspension, Transmission, Wash Pumps, Window Lift and Sunroof Drives.
HK Gear Company Limited
Products：R & D, production and sales of automotive transmission assembly
Grandmark Industrial Ltd
Products：Automotive Engines, Transmissions, Engine Control System
European Gas Asia Pacific Sales and Service Center limited
Products：Sales and services on bi-fuel system, diesel mix systems for OEM and after markets.
Ecomotor Limited
Products：D.C. Motors and D.C. Brushless Motors.
Datrans Company Limited
oducts：Engine parts, chassis parts, brake parts.