Holding(s) in Company

TR-1 (i) NOTIFICATION OF MAJOR INTERESTS IN SHARES               

1. Identity of the issuer or the underlying issuer of  Invesco Asia Trust plc  
existing shares to which voting rights are attached                            
(ii):                                                                          

2. Reason for the notification                                                 
                                                                               
An acquisition or disposal of voting rights                       X            
                                                                               
An acquisition or disposal of financial instruments                            
which may                                                                      
                                                                               
result in the acquisition of shares already issued to                          
which voting                                                                   
                                                                               
rights are attached                                                            
                                                                               
An event changing the breakdown of voting rights                               
                                                                               
Other (please specify):                                                        

3.Full name of person(s) subject to the notification   City of London          
obligation (iii):                                      Investment              
                                                                               
                                                       Management Company      
                                                                               
                                                       Limited                 
                                                                               
4.Full name of shareholder(s) (if different from 3.)                           
(iv):                                                                          
                                                                               
5.Date of the transaction (and date on which the       19 February 2013        
threshold is                                                                   
                                                                               
crossed or reached if different) (v):                                          
                                                                               
6.Date on which issuer notified:                       21 February 2013        
                                                                               
7.Threshold(s) that is/are crossed or reached:         From 23% to 24%         
                                                                               
8.Notified details:                                                            

A: Voting rights attached to shares

Class/type   Situation previous to    Resulting situation after the triggering    
of shares if    the triggering                    transaction (vii)               
possible       transaction (vi)                                                   
using the                                                                         
ISIN CODE                                                                         
                                                                                  
             Number of  Number of  Number of   Number of voting     % of voting   
               Shares     Voting     shares         rights            rights      
                          Rights                                                  
                          (viii)                     (ix)                         
                                                                                  
                                     Direct   Direct   Indirect   Direct  Indirect
                                                         (x)                      
                                                (x)                               
                                                                                  
GB0004535307 25,397,284 25,397,284 25,506,206         25,506,206           24.08% 

B: Financial Instruments

Resulting situation after the triggering transaction (xii)

Type of          Expiration       Exercise/     Number of voting  % of voting  
financial       date (xiii)   Conversion Period rights that may      rights    
instrument                       /Date (xiv)     be acquired if                
                                                 the instrument                
                                                 is exercised/                 
                                                   converted                   
                                                                               

Total (A+B)                                                                    
                                                                               
Number of voting rights                 Percentage of voting rights            
                                                                               
25,506,206                              24.08%                                 

9.Chain of controlled undertakings through which the voting rights and/or the
financial

instruments are effectively held, if applicable (xv):

All Voting Rights on all Shares are controlled by City of London Investment    
Management Limited.                                                            

Proxy Voting:

10.Name of the proxy holder:                      City of London Investment      
                                                                                 
                                                  Management Company Limited     
                                                                                 
11.Number of voting rights proxy holder will                                     
cease to hold:                                                                   
                                                                                 
12.Date on which proxy holder will cease to hold                                 
voting rights:                                                                   
                                                                                 
13.Additional information:                                                       
                                                                                 
14.Contact name:                                  Krista Urie or Chris Weaver    
                                                                                 
15.Contact telephone number:                      [e-mail]         
                                                                                 
                                                  001 610 380 3613 or            
                                                                                 
                                                  [e-mail]
                                                                                 
                                                  020 7860 8329