useful lives with reference to the Health Study Report from an independent engineering expert and the repair and maintenance of buildings, machinery and equipment. This is considered the Change in

shall expire on 30 April 2035, which will comprise the electrical system, utilities system, telephone system, elevators, escalators, air conditioning system, engineering works system, 3 wastewater

1,417.3 153.8 9.4 377.5 26.6 Rental income from equipment for lease 69.7 55.2 58.1 14.5 26.3 11.6 20.0 Cost of sales and service 1,436.4 1,366.0 1,203.1 70.4 5.2 233.3 19.4 Selling and distribution expenses

derived from the following reasons: 1. Engineering service (“EN”) had a decrease in gross profit for Baht (94.87) million as the following reasons: 1.1 Cost incurred from the delay under the contract

Derivative Warrants | STEC19C2009A | DERIVATIVE CALL WARRANTS ON SINO-THAI ENGINEERING AND CONSTRUCTION PUBLIC CO.,LTD. ISSUED BY YUANTA SECURITIES (THAILAND) COMPANY LIMITED LAST TRADING IN

Derivative Warrants | GUNKUL13C2512A | DERIVATIVE CALL WARRANTS ON GUNKUL ENGINEERING PUBLIC COMPANY LIMITED ISSUED BY KGI SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST TRADING IN DECEMBER 2025

Derivative Warrants | GUNKUL13C2411A | DERIVATIVE CALL WARRANTS ON GUNKUL ENGINEERING PUBLIC COMPANY LIMITED ISSUED BY KGI SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST TRADING IN NOVEMBER 2024

Derivative Warrants | GUNKUL19C2510A | DERIVATIVE CALL WARRANTS ON GUNKUL ENGINEERING PUBLIC COMPANY LIMITED ISSUED BY YUANTA SECURITIES (THAILAND) COMPANY LIMITED LAST TRADING IN OCTOBER 2025 # A

Derivative Warrants | GUNKUL13C2509A | DERIVATIVE CALL WARRANTS ON GUNKUL ENGINEERING PUBLIC COMPANY LIMITED ISSUED BY KGI SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST TRADING IN SEPTEMBER 2025

Derivative Warrants | GUNKUL13C2504A | DERIVATIVE CALL WARRANTS ON GUNKUL ENGINEERING PUBLIC COMPANY LIMITED ISSUED BY KGI SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST TRADING IN APRIL 2025 # A