2020 Aquatech China (Shanghai), CN Ọdun 2019 WETEX UAE, AE 2019 WEFTEC AMẸRIKA, AMẸRIKA 2019 VIETWATER (Hanoi), VN 2019 Aquatech China (Shanghai), CN 2018 VIETWATER (Hanoi), VN 2018 Aquatech China (Shanghai), CN 2018 GD Omi, CN 2017 VIETwater, VN 2017 Aquatech China (Shanghai), CN 2016 Aquatech China (Shanghai), CN
