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# Fullname Number of Shares Held as at  31/12/2022 Number of Shares Held as at  31/12/2021 Changes During the Year Proportion of Shareholding (%) Date of Appointment of Director/Executive
1 Gen. Wuttinun Leelayudth - - - - 12/09/2017
Spouse and minor child - - - -
2 Dr. Prasert Tapaneeyangkul - - - - 12/09/2017
Spouse and minor child - - - -
3 Assoc.Prof. Dr. Chotchai Charoenngam 100,000 100,000 - 0.03 12/09/2017
Spouse and minor child - - - -
4 Mrs. Nipa Markpradit 100,000 100,000 - 0.03 12/09/2017
Spouse and minor child - - - -
5 Dr. Chainarong Na Lamphun 106,940,000 102,940,000 4,000,000  30.55 06/10/1983
Spouse and minor child - - - -
6 Mr. Suchart Kadjinakul 1,560,000 1,560,000 - 0.45 15/03/2007
Spouse and minor child - - - -
7 Dr. Pornlapas Na Lamphun 33,260,000 33,260,000 - 9.50 24/02/2015
Spouse and minor child - - - -
8 Dr. Vuthichai Phanchet 503,200 3,040,000 2,536,800  0.14 24/02/2015
Spouse and minor child - - - -
9 Ms. Nannapat Kongrod 5,200,000 5,200,000 - 1.49 02/12/2010
Spouse and minor child - - - -
10 Mr. Rathawit Na Lamphun 17,680,000 17,680,000 - 5.05 15/08/2012
Spouse and minor child - - - -
11 Dr.Surin Sony - - - - 25/02/2022
Spouse and minor child - - - -
12 Mrs.Warangkana Na Lamphun - - - - 25/02/2022
Spouse and minor child - - - -
13 Mr.Sathaporn Naphapayarksiri - - - - 01/06/2022
Spouse and minor child - - - -