Property, Plant and Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2019

Property, plant and equipment, net consist of the following:

At December 31,	2018			2019
At cost:
Land	$	345		$	339
Buildings		25,415			24,978
Machinery and equipment		292			395
Leasehold improvements		5,785			5,944
Furniture and fixtures		220			245
Motor vehicles		288			274
Total		32,345			32,175
Less: accumulated depreciation		(4,971	)		(6,247	)
Construction in process		68			22
Net book value	$	27,442		$	25,950

Wuxi Zastron Precision-Flex Co., Ltd. (Wuxi Zastron-Flex)

Schedule of Minimum Rental Payments To Be Received

At December 31, 2019, scheduled minimum rental payments to be received for buildings leased to others were $12,157 and the lease term expires in 2030.

At December 31,	Minimum rental payments
2020	$	957
2021		973
2022		1,053
2023		1,053
2024 and thereafter		8,121
Total	$	12,157