v3.21.2

Property, plant and equipment (Parenthetical) (Details) $ in Thousands, $ in Thousands	1 Months Ended		12 Months Ended
	Dec. 31, 2020 HKD ($)	Dec. 31, 2019 HKD ($)	Dec. 31, 2020 HKD ($)	Dec. 31, 2019 HKD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Long-term bank loan					$ 6,040	$ 6,255
Luk Lai Ching Kimmy
Shareholding percentage held	4.20%	5.30%	4.20%	5.27%
Asset Pledged as Collateral [Member] | OCBC Wing Hang Bank Limited [Member]
Long-term bank loan	$ 50,000	$ 50,000	$ 50,000	$ 50,000	6,410	6,410
Asset Pledged as Collateral [Member] | United Overseas Bank Limited [Member]
Long-term bank loan	$ 127,540	$ 127,540	$ 127,540	$ 127,540	16,350	16,350
Leasehold land and buildings | OCBC Wing Hang Bank Limited [Member]
Carrying value					47,670	50,240
Leasehold land and buildings | United Overseas Bank Limited [Member]
Carrying value					$ 4,370	$ 4,720

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+ References

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The amount of property, plant, and equipment recognized as of the acquisition date.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
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- Definition

Carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the operating cycle if longer, excluding current portion.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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