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Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment  
Schedule of property, plant and equipment

(a)

Prepayments

for purchase

Research

Office

of equipment

Building

and

furniture

and

and

development

and

construction

    

Land

    

improvements

    

Machinery

    

equipment

    

equipment

    

Others

    

in progress

    

Total

(in thousands)

Cost

 

  

 

  

 

  

 

  

 

  

 

  

 

  

 

  

Balance at January 1, 2020

$

41,828

 

75,357

 

74,326

 

44,638

 

13,666

 

39,248

 

564

 

289,627

Acquisitions through business combinations

-

-

1,476

189

19

222

-

1,906

Additions

 

-

 

46

 

1,031

 

1,189

 

857

 

9,952

 

840

 

13,915

Transfers

 

-

 

-

 

386

 

178

 

-

 

(706)

 

(552)

 

(694)

Disposals

 

-

 

-

 

(2,350)

 

(730)

 

-

 

(15,720)

 

-

 

(18,800)

Effect of exchange rate changes

 

-

 

-

 

87

 

23

 

115

 

252

 

-

 

477

Balance at December 31, 2020

41,828

 

75,403

 

74,956

 

45,487

 

14,657

 

33,248

 

852

 

286,431

Additions

 

-

 

60

 

1,705

 

4,565

 

731

 

13,307

 

447

 

20,815

Transfers

 

-

 

-

 

783

 

69

 

-

 

-

 

(852)

 

-

Disposals

 

-

 

(79)

 

(5)

 

(895)

 

(2,286)

 

(106)

 

-

 

(3,371)

Effect of exchange rate changes

 

-

 

(1)

 

2

 

1

 

25

 

(7)

 

-

 

20

Balance at December 31, 2021

$

41,828

 

75,383

 

77,441

 

49,227

 

13,127

 

46,442

 

447

 

303,895

Accumulated Depreciation

 

  

 

 

 

 

 

 

  

 

Balance at January 1, 2020

$

-

 

20,124

 

54,215

 

36,519

 

10,986

 

28,845

 

-

 

150,689

Depreciation for the year

 

-

 

4,523

 

5,644

 

3,469

 

994

 

7,243

 

-

 

21,873

Transfers

 

-

 

-

 

(1)

 

-

 

-

 

102

 

-

 

101

Disposals

 

-

 

-

 

(2,350)

 

(725)

 

-

 

(15,604)

 

-

 

(18,679)

Effect of exchange rate changes

 

-

 

-

 

68

 

20

 

96

 

189

 

-

 

373

Balance at December 31, 2020

-

 

24,647

 

57,576

 

39,283

 

12,076

 

20,775

 

-

 

154,357

Depreciation for the year

 

-

 

4,232

 

5,824

 

2,551

 

1,048

 

5,949

 

-

 

19,604

Disposals

 

-

 

(79)

 

(5)

 

(895)

 

(2,286)

 

(89)

 

-

 

(3,354)

Effect of exchange rate changes

 

-

 

-

 

-

 

2

 

21

 

29

 

-

 

52

Balance at December 31, 2021

$

-

 

28,800

 

63,395

 

40,941

 

10,859

 

26,664

 

-

 

170,659

Carrying amounts

 

  

 

  

 

  

 

  

 

  

 

  

 

  

 

  

At December 31, 2020

$

41,828

 

50,756

 

17,380

 

6,204

 

2,581

 

12,473

 

852

 

132,074

At December 31, 2021

$

41,828

 

46,583

 

14,046

 

8,286

 

2,268

 

19,778

 

447

 

133,236

Schedule of estimated useful lives of property plant and equipment

Buildings

    

25 years

Building improvements

 

4-16 years

Machinery

 

4-10 years

Research and development equipment

 

2-6 years

Office furniture and equipment

 

3-8 years

Others

 

2-15 years

Summary of lease liabilities

    

December 31, 

    

December 31,

2020

2021

 

(in thousands)

Current portion (classified under other current liabilities)

$

3,068

4,602

Non-current portion (classified under other non-current liabilities)

 

7,386

11,258

$

10,454

15,860

Summary of additional lease information

Year ended December 31, 

    

2019

    

2020

2021

(in thousands)

Expenses relating to short-term leases

$

313

258

162

Expenses relating to low-value asset leases

$

143

230

342

Expenses relating to variable lease payments not included in the measurement of lease liabilities

$

1,631

2,018

1,874

Summary of reconciliation of lease liabilities to cash flows arising from financing activities

The reconciliation of lease liabilities to cash flows arising from financing activities was as follows:

    

Year ended December 31,

2020

2021

 

(in thousands)

Balance at beginning of year

$

4,220

10,454

Change from financing activities:

 

  

  

Payment of lease liabilities

 

(2,608)

(4,668)

Total change from financing activities

 

(2,608)

(4,668)

Other changes:

 

  

  

New lease

 

8,474

11,247

Interest expense

 

155

213

Interest paid

 

(155)

(213)

Effect of exchange rate changes

 

368

(1,173)

Total liability-related other changes

 

8,842

10,074

Balance at end of year

$

10,454

15,860