Petchpiya Group Co., Ltd. Petchpiya Group Co, Ltd. rendered assistance and support for Mr. Bhusana Premanode, while being director and executive of International Engineering Public Company Limited

Mr. Thanapat Petchkwan Mr. Thanapat Petchkwan, a director of Petchpiya Group Co, Ltd., rendered assistance and support for Mr. Bhusana Premanode, while being director and executive of International

Ms. Kanyapak Petchkwan Ms. Kanyapak Petchkwan, a director of Petchpiya Group Co, Ltd., rendered assistance and support for Mr. Bhusana Premanode, while being director and executive of International

Thai-Shin Engineering and Construction Co., Ltd. Thai-Shin Engineering and Construction Co., Ltd. rendered assistance and support for Mr. Bhusana Premanode, while being director and executive of

Mr. Rattanathorn Shinkrajangkij Mr. Rattanathorn Shinkrajangkij, a director of Thai-Shin Engineering and Construction Co., Ltd., rendered assistance and support for Mr. Bhusana Premanode, while

Ms. Yadapat Shinkrajangkij Ms. Yadapat Shinkrajangkij, a director of Thai-Shin Engineering and Construction Co., Ltd., rendered assistance and support for Mr. Bhusana Premanode, while being

Mr. Nutchatpong Peeradechapan During 19 January 2021 to 14 November 2023, Mr. Nutchatpong Peeradechapan as a managing director (business support division) of Taokaenoi Food & Marketing Public

Mr. Nutchatpong Peeradechapan During 5 August 2022 to 9 November 2022 , Mr. Nutchatpong Peeradechapan as a managing director (business support division) of Taokaenoi Food & Marketing Public

precipitate and sulfur in various forms, and move manufacturing Zirconium Silicate combined manufacturing operations at its plant in Prachinburi. Only The company will begin production at its plant in

manufacturing of aerospace. He has more than 40 years of experience in the related fields, and is currently holding the position of President of MDP. These investors are not a related person of HTECH Type of