2020 Aquatech China (Shanghai), CN 2019 WETEX UAE, AE 2019 WEFTEC USA, ສະຫະລັດ 2019 ຫວຽດນາມ (ຮ່າໂນ້ຍ), VN 2019 Aquatech ຈີນ (Shanghai), CN 2018 VIETWATER (ຮ່າໂນ້ຍ), VN 2018 Aquatech ຈີນ (Shanghai), CN 2018 GD Water, CN 2017 VIETWATER, VN 2017 Aquatech ຈີນ (Shanghai), CN 2016 Aquatech ຈີນ (Shanghai), CN
