; ในการซื้อขายและการส่งมอบ/รับมอบสินค้า (physical delivery) ของสัญญาซื้อขายล่วงหน้า  
Delivery of Notifications and Clarification Notes
Delivery of Notifications and Clarification Notes
of Q1–2020 caused many customers to delay the delivery of equipment or project until this situation can be controlled. Therefore, the revenue from Sales, Service and Construction contracts in Q1–2020
of Q1–2020 caused many customers to delay the delivery of equipment or project until this situation can be controlled. Therefore, the revenue from Sales, Service and Construction contracts in Q1–2020
increase of 463.3 MB and 700.2 MB or increase of 36.6% and 68.0%, respectively. This is because the Company had delivered many large-scale projects which had just been auctioned in early 2019. Those large
quarter and some of the large project in 2021. In addition, the Company was less impacted by the COVID-19 situation in Q1–2021 than those in Q1–2020. Many customers in that period had postponed the delivery
quarter and some of the large project in 2021. In addition, the Company was less impacted by the COVID-19 situation in Q1–2021 than those in Q1–2020. Many customers in that period had postponed the delivery
the outbreak of the coronary virus 2019 or Covid-19, causing customers to delay in work delivery of many projects although the Company has already been hired. The Company’s subsidiaries have increased
the outbreak of the coronary virus 2019 or Covid-19, causing customers to delay in work delivery of many projects although the Company has already been hired. The Company’s subsidiaries have increased