letter no. TG018/2561 on 19 January 2018) 5. Testing and Inspection service decreased from the previous year of 4.21 Million Baht, accounting for 6.85% as the decreased in service around metropolitan area
, lower central region and southern region will contribute to solving current traffic problem. According the concept of the Minister of Transport for contribute to solving in the area of Rama2 Road. The
the same period of previous year of 0.77 Million Baht, accounting for 5.78% as the project of CNG lorry truck inspection and increased number of inspection service in eastern region as the service
inspection service in eastern region as the service expansion since the last quarter of 2016. However, gross profit margin for Q3 2017 was slightly decreased from the same period of 2016, because service cost
from the previous year of 21.02 Million Baht, accounting for 36.74% because the increased in revenue from testing and inspection service in eastern region as the Group has expanded the market since the
inspection service in eastern region as the Group has expanded the market since the last quarter of 2016. However, service cost for engineer and depreciation has been increased. Revenue from testing and
and building previously used for such business. In this year, ABC sold the assets and transferred revaluation surplus to gain on sale of the assets presented in the income statement. The transfer was
testing and inspection service in eastern region amounting of 3.87 Million Baht as the Group has expanded the market since the last quarter of 2016. However, service cost for engineer and depreciation has
eastern region increased amounting of 6.70 Million Baht as the Group has expanded the market since the last quarter of 2016. However, service cost for engineer and depreciation has been increased. 6. Other