-123.26 -70.72% Operating results for each business segment are shown below: 1. Manufacturing and Selling of Special Cutting Tools unit: THB million 2019 2018 Change (THB million) Change (%) Revenue from

-74.72% Operating results for each business segment are shown below: 1. Manufacturing and Selling of Special Cutting Tools unit: THB million 2019 2018 Change (THB million) Change (%) Revenue from External

45.00 137.32 -92.32 -67.23% Operating results for each business segment are shown below: 1. Manufacturing and Selling of Special Cutting Tools unit: THB million 2019 2018 Change (THB million) Change

41.24% Operating results for each business segment are shown below: 1. Manufacturing and Selling of Special Cutting Tools unit: THB million 2020 2019 Change (THB million) Change (%) Revenue from External

50th Anniversary. On this special occasion, the SEC also made a donation to Siriraj Foundation for helping poor patients at Siriraj Hospital. Mr. Seaksan Sooksang, LED Director-General, gave a warm

the Industrial Estate Authority of Thailand (IEAT) on its 52nd anniversary. On this occasion, the SEC also donated to the Ramathibodi Foundation to support patients in need. The donation was received by

event, the SEC made a charitable donation to the "Pranangklao Hospital Foundation" to help underprivileged patients and promote medical research, at the NACC Office on 17 November 2023.

Fundraising to Strengthen the Nation's Foundation of Sustainable Development” at the “Multilateral Collaboration for Sustainability” seminar, held on March 1, 2024 at Professor Sangvian Indaravijaya

, a company that manufactures and sells PCD and PCBN cutting tools located in Ohio, USA. Mr. Frakes has extensive knowledge and expertise related to PCD/PCBN cutting tools, especially in the

representatives at the event. On this occasion, the SEC also made a financial contribution to the Christian Foundation for the Blind in Thailand under the Patronage of His Majesty the King, Bandek Ramindra School