SINGAPORE - Two Singaporeans who sold a sonar system, which eventually ended up with a survey centre operated by the Myanmar Navy, were ordered to pay fines totalling $80,000 on Tuesday.

Poiter Agus Kentjana, 57, and Wui Ong Chuan, 70, admitted in court to breaching a law that controls the sale of strategic goods including weapons.

They had pleaded guilty in August to one count each of cheating and an offence under the Strategic Goods (Control) Act.

On Tuesday, Wui was ordered to pay a fine of $45,000 while Poiter was fined $35,000.

At the time of the offences, Poiter was a sales manager at equipment supplier Hydronav Services (Singapore) and Wui was one of its directors.

Hydronav was earlier convicted of two charges under the Act, and it was fined more than $1.1 million on Tuesday.

Wui was the only director involved in the firm’s import and export operations, and the case involved a multi-beam echo sounder system for seabed mapping.

It was sold to Myanmar entity Light of Universe for US$1.58 million (S$2 million).

The end-user was the Myanmar Navy Hydrographic Centre, which carries out surveying activities in Myanmar waters.

Although the system is classified for both military and civilian use, there was no evidence that it was used for military purposes, the prosecution said.

In earlier proceedings, Deputy Public Prosecutor Magdalene Huang said Poiter and Wui had engaged in a conspiracy to cheat Norwegian firm Kongsberg Maritime, the seller of the system, into believing that Indonesian company Bina Nusantara Perkasa will be its end-user.

The Norwegian authorities had earlier rejected two applications when the Myanmar Navy Hydr...