Treating and destroying [annulling] waste in Ha Noi CityFilter by LocalHa Noi CityCao Bang ProvinceTuyen Quang ProvinceDien Bien ProvinceLai Chau ProvinceSon La ProvinceLao Cai ProvinceThai Nguyen ProvinceLang Son ProvinceQuang Ninh ProvinceBac Ninh ProvincePhu Tho ProvinceHai Phong CityHung Yen ProvinceNinh Binh ProvinceThanh Hoa ProvinceNghe An ProvinceHa Tinh ProvinceQuang Tri ProvinceHue CityDa Nang CityQuang Ngai ProvinceGia Lai ProvinceKhanh Hoa ProvinceDak Lak ProvinceLam Dong ProvinceDong Nai CityHo Chi Minh CityTay Ninh ProvinceDong Thap ProvinceVinh Long ProvinceAn Giang ProvinceCan Tho CityCa Mau ProvinceTreating and annulling harmful waste 140 companies Companies in Viet NamHa Noi CityWater Supply, Management of and Processing Waste [Rubbish] and SewageTreating and destroying [annulling] wasteNew companies Treating and destroying [annulling] waste in Ha Noi City