. SEC Classification : ใชภ้ายใน (Internal) FORM 56-1 One Report (Attached to Notification No. Tor Jor. 55/2563) Applicable to the Financial Year Ending 31 December 2021 onwards Annual Registration

internal organization. To support the continuous growth rate in the future by focusing on the allocation of capital to improve factories and machineries instead of revenue growth and the revenue from sales

distribution costs and administrative expenses From allowance for impairment of non-operating assets from discontinuing the production business Faucets and plumbing components in the amount of 32.06 million baht

1,159.94 million baht in the year 2018 which decrease of 416.24 million baht or (35.88%) because in the year 2019, the company has plans to development the internal organization. To support the continuous

Control | - |- Compliance / Internal control | - |- Information Technology |- Internal operation of Securities Companies | - |- Outsourcing Services | - |- Appoint service provider OR marketing

operate the project and has profit as agreed during the period of agreement after Phase 2-4 start to operate water distribution. HECH would purchase more GS’s share in the future from exisiting shareholder

. Corporate social responsibility 11. Internal control and risk management 12. Related transactions Part 3: Financial Position and Operating Results 13. Significant financial information 14. Management

structure 11. Corporate governance 12. Social responsibility 13. Internal control and risk management 14. Related party transactions 2.4 Financial position and operating results 15. Important financial

the Information Memorandum on Acquisition of Assets of Production and distribution of water supply project (Rev1) on March 2, 2018 The Company would like to inform the amendment of such information as

Requirements | - |- Online Submission | - |- Standard Practices | - |- Risk Control | - |- Compliance / Internal control | - |- Conflict of interest | - |- Complaint Handling | - |- Information Technology