Shanghai Ailigen Environmental Technology Co., Ltd. na fa'atūina i le 2017 ma ose ta'uta'ua fa'ato'aga fa'ameamea i totonu o fale. I le taimi nei, o loʻo faʻaogaina lelei e le matou kamupani faʻataʻitaʻiga, faʻataʻitaʻiga o le ultrasonic, mita okesene faʻamavae ma isi oloa i lana galuega faʻaleagaina i Fengzhai Mingsu, Pudong, Shanghai.
