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CONTRACT ASSETS
12 Months Ended
Dec. 31, 2022
Contract assets [abstract]  
CONTRACT ASSETS CONTRACT ASSETS
14(a)    Assets related to contracts with customers
As of December 31,
20222021
US$’000US$’000
Contract assets - current12,450 11,381 
There were no advances received or retentions on SDI service contracts during the financial years ended December 31, 2022 and 2021. As of January 1, 2021, the balance of contract assets amounted to $10,245. The contract assets balance increased as our Company provided more services and transferred more goods ahead of the agreed payment schedules.
Our Company mainly conducts its SDI services contract with customers within public sector, and the expected credit loss on contract assets is close to zero.
14(b)    Unsatisfied supply, delivery, and installation (SDI) services contracts
The following table shows the aggregate amount of the transaction price allocated to the unsatisfied performance obligations.
As of December 31,
20222021
US$’000US$’000
Unsatisfied long-term SDI contracts
Expected to be recognized as revenue over 3 years109,816 119,025