To meet the rapid increasing demand for trucks and buses for Thailand's transport systems, Nissan Diesel (Thailand) Co., Ltd. (NDT) was established in 1987 as a joint venture between Siam Motors Co., Ltd. Nissan Diesel Motor Co., Ltd. (Japan) Marubeni Corporation (Japan) and Marubeni Thailand Co., Ltd. During that period, major changes took place in the development of UD trucks and buses: for example, the CW41 model was the first truck to be fitted with a turbocharged engine, and the CWM430 of the CONVOY series was equipped with a 290 HP engine suitable for heavy duty work in the Thai environment NDT continuously carries out research and development (R&D).
In 1996 UD Product are widely accepted in Thai market, Our sales result more than 3,880 units. and Later, In 1997 NDT launch POWER - T series trucks, EURO - I standard engine with the minimum of adverse effects on the environment.
In 2002 Tan Chong Machinery Co. Ltd. joins business with 100 % shareholder and invests own production plants. In 2003 to ensure maximum customer satisfaction, NDT develops UD trucks and buses in EURO - II series and launch heavy duty truck CWM454HT, 350 HP with full air brake system.