XML 42 R43.htm IDEA: XBRL DOCUMENT v2.4.0.8
2. Summary of significant accounting policies (Tables)
 12 Months Ended
Dec. 31, 2013
Property, Plant and Equipment
Office premises 47 to 51 years
Leasehold improvements over terms of the leases or the useful lives whichever is less
Furniture, fixtures and office equipment 3 to 5 years
Motor vehicles 4 years
Testing equipment 3 years
ZHEJIANG TIANLAN
  
Property, Plant and Equipment
Land use right  Over terms of the leases
Office premises    47-50 years, with 5% residual value
Leasehold improvements over terms of the leases or the useful lives whichever is less, with 5% residual value
Plant and machineries     5 to 10 years, with 5% residual value
Furniture, fixtures and office equipment   3 to 5 years, with 5% residual value
Motor vehicles  1 to 8 years, with 5% residual value
ZHEJIANG JIAHUAN
  
Property, Plant and Equipment
Land use right   50 years
Buildings      20 years
Plant and machinery      5 to 20 years
Office equipment     3 to 10 years
Motor vehicles    5 to 10 years