· Surabaya IPEA Stamp Show 2019 Sydney Stamp & Coin Expo 2019 (SSCE 2019) Bunbury National...
16
· Surabaya IPEA Stamp Show 2019 Sydney Stamp & Coin Expo 2019 (SSCE 2019) Bunbury National One Frame Exhibition Rocupex 2019 and Chinese Taipei—Thailand Stamp ... the main sponsor