Notification of the schedule of the AGM of Shareholders of 2022, capital reduction, issuance and offering of CD and Warrant to Purchase Ordinary Shares of the Company No. 1 (TNDT-W1) to existing shareholders of the Company (Revised)

                Schedule of Shareholders' meeting

Subject                                  : Schedule of Annual General Meeting of
 Shareholders
Date of Board resolution                 : 26-Feb-2022
Shareholder's meeting date               : 25-Apr-2022
Beginning time of meeting (h:mm)         : 09 : 30
Record date for the right to attend the  : 15-Mar-2022
meeting
Ex-meeting date                          : 14-Mar-2022
Significant agenda item (Update)         :
  - Capital increase
  - The issuance of convertible securities
  - Omitted dividend payment
Venue of the meeting                     : Via electronic media (E-EGM). In  
which the meeting will be broadcasted from "Training and Development Center of
Thai Nondestructive Testing Public Company Limited No. 20 Soi Ramkamhaeng 60,
Yaek 6, Kwaeng Huamak, Khet Bangkapi, Bangkok, 10240
______________________________________________________________________

Increasing Capital

Subject                                  : Specifying  the purpose of utilizing 
proceeds
Date of Board resolution                 : 26-Feb-2022
Number of additional common shares       : 322,100,493
(shares) (Update)
Total of additional shares (shares)      : 322,100,493
(Update)
Par value (baht per share)               : 0.50
Type of allocated securities             : Common shares
  Allocated to                           : Reserved shares for the exercise of 
convertible securities
    Number of allotted shares (shares)   : 322,100,493
(Update)
______________________________________________________________________

Issued Convertible Securities

Date of Board resolution                 : 26-Feb-2022
Type of allocated securities             : Warrants
  Allocate to                            : All common shares' shareholders
    Number of allotted warrants (units)  : 170,574,397
    Reserved shares for the exercise of  : Common shares
warrants
    Number of additional shares (shares) : 170,574,397
    Ratio (Existing shares : Warrant)    : 4.00 : 1.00
    Offering price (baht per unit)       : 0.00
(Update)
    Description of warrants
      Warrant Symbol                                                   : TNDT-W1
      Name of warrant                                                  : 
Warrants to Purchase Ordinary Shares of Thai Nondestructive Testing Public
Company Limited No.1
      Exercise ratio (warrant : share)   : 1.00 : 1.00
      Exercise price (baht per share)    : 0.50
      Term of warrants                   :
    3 Years
Type of allocated securities             : Convertible debentures
  Allocate to                            : Private placement (PP)
  Person(s) receiving allotment(s)       :
    Advance Opportunities Fund ("AO Fund") and Advance Opportunities Fund (AO 
Fund 1")
    Number of allotted convertible       : 151,526,096
debentures (units)
    Reserved shares for the exercise of  : Common shares
convertible debentures
    Number of additional shares (shares) : 151,526,096
    Description of convertible debentures
      Name of convertible debentures                                   : Thai 
Nondestructive Testing Public  Company Limited's long-term convertible
debentures
      Term of convertible debentures     :
        3 Years
Remark (Update)                          :
1. Conversion Ratio of Convertible Debentures equal to the principal amount of 
the Convertible Debentures divided by the conversion price.
2. Conversion price will not be lower than 90% of the market price, therefore it
is not considered an offer for sale of newly issued shares at a price lower
than the market price as prescribed in the Notification of the Capital Market
Supervisory Board No. TorJor. 72/2558 Re: Approval of the issuance of newly
issued shares to private placement
______________________________________________________________________

Dividend payment / Omitted dividend payment

Subject                                  : Omitted dividend payment
Date of Board resolution                 : 26-Feb-2022
Omitted dividend payment from            :
    Operating period from 01-Jan-2021 to 31-Dec-2021

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