1. Brazil International Refrigeration, Air Conditioning, Ventilation, Heating and Air Treatment Trade Fair 2015

2. In 2015, OMS attended the first Advanced Equipment Manufacturing Investment and Trade Symposium for the western Pearl River.

3. 26^th International Exhibition for Refrigeration, Air-conditioning, Heating and Ventilation, Frozen Food Processing 2015.

4. In 2014, OMS attended the 16^th China Hi-Tech Fair

5. On August 2014, Guangdong Famous ASEAN (Indonesia) Jakarta Exhibition

6. 25th International Refrigeration, Air Conditioning, Heating and Ventilation, Frozen Food Processing Exhibition 2015

7. Bangkok Refrigeration, Heating, Ventilation, and Air-Conditioning Fair in Thailand 2013