Mrs. Chamaiporn Yongwongpaiboon Mrs. Chamaiporn Yongwongpaiboon, Managing Director and Accounting and Finance Director of Permsin Steel Works Public Company Limited ("PERM"), knew the
Miss Natthaporn Yongwongpaiboon Mrs. Chamaiporn Yongwongpaiboon, Managing Director and Accounting and Finance Director of Permsin Steel Works Public Company Limited ("PERM"), knew the
Miss Lalinporn Yongwongpaiboon Mrs. Chamaiporn Yongwongpaiboon, Managing Director and Accounting and Finance Director of Permsin Steel Works Public Company Limited ("PERM"), knew the inside
Mr. Permsin Yongvongpaiboon Mrs. Chamaiporn Yongwongpaiboon, Managing Director and Accounting and Finance Director of Permsin Steel Works Public Company Limited ("PERM"), knew the inside
in 2016 mainly from the provision expenses. - Share of profit from investments in joint ventures in 2017 amounted 35.72 million baht while there were share of loss from investments in joint ventures
. Gross profit margin decreased from the increased of cost of services while the price was remain and from changing the law regarding to the provision of long-term employee benefits from the 300 days to 400
in 2018 mainly from the increase of provision expenses and employee expenses - Share of gain from investments in joint ventures in 2019 amounted 171.99 million baht compared to 511.93 million baht in
exhibition product 1.4 In Q2-2017, The Administrative expense decrease amount 39 Million Baht equivalent 29% from previous year because the company can be collected money form customer provision for bad debt
decrease in unit transferring. - Administrative Expenses in Q2/2017 amounted 168.47 million baht increased by 57.61 million baht or 51.97% compared to 110.86 million baht in Q2/2016 mainly from the provision