On March 7, Weichai service engineers were present in Nam Dinh early to prepare for the starting mission of  Viet Sun 36 and Bao Long 05 ships. equipped with a 6WH20LC1632-1 engine with a capacity of 1200 kW, 1000 rpm. This is the  medium speed marine engine researched and manufactured by Weichai with many improvements compared to previous product lines.

• The machine block is made from RuT400 material, the machine block is designed with reasonable ribs to increase rigidity and reduce total weight. The system of oil, cooling water lines and air intake pressure stabilization chambers are integrated in the engine block to make the appearance of the machine simpler and neater.

• High power, single cylinder power 220kW

• High burst pressure, superior to similar products

• Save fuel and protect the environment

• The peripheral parts adopt modular design, which makes the whole engine more compact in structure, more convenient in disassembly and assembly, low maintenance cost, overhaul cycle up to 25000 hours.