percent accordingly from the same period of last year, due to lower bonus estimation and asset impairment for door skin machine in year 2016 Financial cost on year 2017 and 4th quarter decreased 42.82 and

one project affecting a reduction of income of Baht 20.51 million and the estimation of penalty charge of one project expected to be delayed affecting a reduction of income of Baht 2.56 million

. 2. The estimation of welfares for staff of the Company and subsidiary companies increases 32.96 million THB as a result of the new Labor Protection Act announced on 5 April 2019 and enforced 30 days

trade receivables of 2.84 million Baht and other receivables of 0.03 million Baht. Such estimation are based on the Company’s regulations related accounting policy. Details of debtors with estimated

149.54 million or 852.57% increase and equivalent to the gross margin of -11.2 % Gross margin is minus because of both adjustment of estimation of cost of construction and redundancy of expenses in Beung

amount of Baht 164.52 million. This cost of the construction project is still in line with the Company's estimation. For other projects are still normal. 3. The total administrative expense decreases in

reviewed and changed the estimated useful lives of buildings, machinery and equipment in accordance with their conditions and the proper estimation of useful lives with reference to the Health Study Report

cost of one project affecting a reduction of income of Baht 20.51 million and also the estimation of penalty charge of two projects expected to be delayed affecting a reduction of income of Baht 5.47

the interim financial information, the Company has reviewed and changed the estimated useful lives of buildings, machinery and equipment in accordance with their conditions and the proper estimation of

Group’s liabilities mainly consisted of trade /other payables , income tax payable, other liabilities which included eradication cost estimation and long-term employee benefits. Total liabilities were THB