| 2022-12-01 |                    
                                
                                     High Floor 
                                                                     |               
                                1,687 sq.ft |       
                                 Leased  |  
                                 HK$68 psf / HK$ 114,716 mth  | 
                            
   
                                                        
                                | 2022-02-07 |                    
                                
                                     Mid Floor 
                                                                     |               
                                1,051 sq.ft |       
                                 Leased  |  
                                 HK$63 psf / HK$ 66,213 mth  | 
                            
   
                                                        
                                | 2022-01-03 |                    
                                
                                     Mid Floor 
                                                                     |               
                                882 sq.ft |       
                                 Leased  |  
                                 HK$65 psf / HK$ 57,330 mth  | 
                            
   
                                                        
                                | 2021-10-04 |                    
                                
                                     High Floor 
                                                                     |               
                                3,977 sq.ft |       
                                 Leased  |  
                                 HK$66 psf / HK$ 262,482 mth  | 
                            
   
                                                        
                                | 2021-10-04 |                    
                                
                                     High Floor 
                                                                     |               
                                1,220 sq.ft |       
                                 Leased  |  
                                 HK$66 psf / HK$ 80,520 mth  | 
                            
   
                                                        
                                | 2021-10-04 |                    
                                
                                     Mid Floor 
                                                                     |               
                                1,541 sq.ft |       
                                 Leased  |  
                                 HK$65 psf / HK$ 100,165 mth  | 
                            
   
                                                        
                                | 2021-09-01 |                    
                                
                                     Low Floor
                                                                     |               
                                1,523 sq.ft |       
                                 Leased  |  
                                 HK$62 psf / HK$ 94,426 mth  | 
                            
   
                                                        
                                | 2021-02-03 |                    
                                
                                     High Floor 
                                                                     |               
                                1,230 sq.ft |       
                                 Leased  |  
                                 HK$68 psf / HK$ 83,640 mth  | 
                            
   
                                                        
                                | 2020-08-03 |                    
                                
                                     Mid Floor 
                                                                     |               
                                1,210 sq.ft |       
                                 Leased  |  
                                 HK$68 psf / HK$ 82,280 mth  | 
                            
   
                                                        
                                | 2020-08-03 |                    
                                
                                     Mid Floor 
                                                                     |               
                                4,166 sq.ft |       
                                 Leased  |  
                                 HK$68 psf / HK$ 283,288 mth  | 
                            
   
                                                        
                                | 2020-03-16 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$69 psf / HK$ 449,890 mth  | 
                            
   
                                                        
                                | 2020-02-26 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$73 psf / HK$ 475,598 mth  | 
                            
   
                                                        
                                | 2019-10-28 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$72 psf / HK$ 469,171 mth  | 
                            
   
                                                        
                                | 2019-08-16 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$70 psf / HK$ 456,317 mth  | 
                            
   
                                                        
                                | 2018-08-30 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,741 sq.ft |       
                                 Leased  |  
                                 HK$65 psf / HK$ 435,444 mth  | 
                            
   
                                                        
                                | 2018-06-20 |                    
                                
                                     Mid Floor 
                                                                     |               
                                1,728 sq.ft |       
                                 Leased  |  
                                 HK$69 psf / HK$ 119,232 mth  | 
                            
   
                                                        
                                | 2017-10-26 |                    
                                
                                     Mid Floor 
                                                                     |               
                                1,246 sq.ft |       
                                 Leased  |  
                                 HK$68 psf / HK$ 84,728 mth  | 
                            
   
                                                        
                                | 2017-08-28 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$62 psf / HK$ 404,901 mth  | 
                            
   
                                                        
                                | 2017-06-06 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,741 sq.ft |       
                                 Leased  |  
                                 HK$57 psf / HK$ 382,260 mth  | 
                            
   
                                                        
                                | 2017-05-18 |                    
                                
                                     Low Floor
                                                                     |               
                                1,523 sq.ft |       
                                 Leased  |  
                                 HK$59 psf / HK$ 89,857 mth  | 
                            
   
                                                        
                                | 2017-01-10 |                    
                                
                                     Low Floor
                                                                     |               
                                1,321 sq.ft |       
                                 Leased  |  
                                 HK$51 psf / HK$ 67,920 mth  | 
                            
   
                                                        
                                | 2017-01-06 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$61 psf / HK$ 398,474 mth  | 
                            
   
                                                        
                                | 2016-07-20 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$61 psf / HK$ 398,474 mth  | 
                            
   
                                                        
                                | 2016-07-08 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$58 psf / HK$ 379,193 mth  | 
                            
   
                                                        
                                | 2016-02-26 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$62 psf / HK$ 401,688 mth  | 
                            
   
                                                        
                                | 2015-11-26 |                    
                                
                                     Low Floor
                                                                     |               
                                2,302 sq.ft |       
                                 Leased  |  
                                 HK$59 psf / HK$ 135,818 mth  | 
                            
   
                                                        
                                | 2015-10-16 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,741 sq.ft |       
                                 Leased  |  
                                 HK$17 psf / HK$ 114,940 mth  | 
                            
   
                                                        
                                | 2015-05-18 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$16 psf / HK$ 101,250 mth  | 
                            
   
                                                        
                                | 2015-05-08 |                    
                                
                                     Mid Floor 
                                                                     |               
                                1,510 sq.ft |       
                                 Leased  |  
                                 HK$63 psf / HK$ 95,130 mth  | 
                            
   
                                                        
                                | 2014-11-18 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$57 psf / HK$ 372,766 mth  | 
                            
   
                                                        
                                | 2014-08-18 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,741 sq.ft |       
                                 Leased  |  
                                 HK$51 psf / HK$ 345,696 mth  | 
                            
   
                                                        
                                | 2014-07-08 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$55 psf / HK$ 359,912 mth  | 
                            
   
                                                        
                                | 2014-06-18 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$56 psf / HK$ 366,339 mth  | 
                            
   
                                                        
                                | 2014-04-30 |                    
                                
                                     High Floor 
                                                                     |               
                                1,687 sq.ft |       
                                 Leased  |  
                                 HK$63 psf / HK$ 106,281 mth  | 
                            
   
                                                        
                                | 2013-11-28 |                    
                                
                                     High Floor 
                                                                     |               
                                1,317 sq.ft |       
                                 Leased  |  
                                 HK$63 psf / HK$ 82,312 mth  | 
                            
   
                                                        
                                | 2013-11-28 |                    
                                
                                     Low Floor
                                                                     |               
                                1,523 sq.ft |       
                                 Leased  |  
                                 HK$5,355 psf / HK$ 80,719 mth  | 
                            
   
                                                        
                                | 2013-07-25 |                    
                                
                                     High Floor 
                                                                     |               
                                3,977 sq.ft |       
                                 Leased  |  
                                 HK$55 psf / HK$ 218,735 mth  | 
                            
   
                                                        
                                | 2013-07-18 |                    
                                
                                     Mid Floor 
                                                                     |               
                                1,220 sq.ft |       
                                 Leased  |  
                                 HK$58 psf / HK$ 70,760 mth  | 
                            
   
                                                        
                                | 2013-02-20 |                    
                                
                                     Low Floor
                                                                     |               
                                2,302 sq.ft |       
                                 Leased  |  
                                 HK$53 psf / HK$ 120,855 mth  | 
                            
   
                                                        
                                | 2012-10-30 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$52 psf / HK$ 340,629 mth  | 
                            
   
                                                        
                                | 2012-10-30 |                    
                                
                                     High Floor 
                                                                     |               
                                1,859 sq.ft |       
                                 Leased  |  
                                 HK$60 psf / HK$ 111,540 mth  | 
                            
   
                                                        
                                | 2012-10-30 |                    
                                
                                     Mid Floor 
                                                                     |               
                                2,071 sq.ft |       
                                 Leased  |  
                                 HK$53 psf / HK$ 109,763 mth  | 
                            
   
                                                        
                                | 2012-09-18 |                    
                                
                                     Multi Floor 
                                                                     |               
                                13,482 sq.ft |       
                                 Leased  |  
                                 HK$28 psf / HK$ 378,979 mth  | 
                            
   
                                                        
                                | 2012-09-18 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$35 psf / HK$ 224,916 mth  | 
                            
   
                                                        
                                | 2012-09-18 |                    
                                
                                     High Floor 
                                                                     |               
                                1,176 sq.ft |       
                                 Leased  |  
                                 HK$35 psf / HK$ 40,572 mth  | 
                            
   
                                                        
                                | 2012-09-18 |                    
                                
                                     Mid Floor 
                                                                     |               
                                6,741 sq.ft |       
                                 Leased  |  
                                 HK$44 psf / HK$ 299,166 mth  | 
                            
   
                                                        
                                | 2012-09-18 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$49 psf / HK$ 321,365 mth  | 
                            
   
                                                        
                                | 2012-09-18 |                    
                                
                                     High Floor 
                                                                     |               
                                6,508 sq.ft |       
                                 Leased  |  
                                 HK$48 psf / HK$ 312,384 mth  |