of trade receivables. • Contract assets decreased Baht (39) million because of invoicing of engineering business. • Restricted cash decreased Baht (27) million while cash and cash equivalents increased

changes: Cash and Bank deposits in Q1-2017 decreased 152.9 MB, or 8.2 percent, because in Q1- 2016 the Company has not received payment from customer which is on the stage of invoicing. Therefore, cash and

decreased. Unbilled Receivables increased by 110.0 MB or increase of 25.3%, due to the maintenance service that had been recognized the revenue by the contact term but it is in the process of invoicing for

assets increased by 120.5 MB, representing an increase of 13.2% because in Q1-2022, the Company has implemented projects that have an increased success rate but not yet reached the threshold for invoicing

the threshold for invoicing. Inventories increased by 446. 4 MB, representing an increase of 51. 7% because during in Q2- 2022, there are several large projects that have recently received and those are

Advance Receipts from Customers Advance receipts from customers take place when the Company can invoice and collect the customer payment based on the invoicing plan. Mostly they will incur when collecting

take place when the Company can invoice and collect the customer payment based on the invoicing plan. Mostly they will incur when collecting the money shortly after signing the contract. At the end of

invoice and collect the customer payment based on the invoicing plan. Mostly they will incur when collecting the money shortly after signing the contract. At the end of 2016 and 2017, the amount reported

yet reached the invoicing threshold. Other current assets sale increased by 34. 5 MB, representing an increase of 20. 5% mainly due to the expenses for maintenance and product warranty of prepaid