Awọn Solusan Omi Ọfẹ phosphorus Guodian agbara-Dingzhou ise agbese Atunṣe ti ibudo fifa Kizil TEPA Bishuiyuan ise agbese itọju omi idoti Baise 100 mi ise agbese ni Guangxi Ise agbese itọju omi Qingdaduohua gusu-si-ariwa omi diversion Afikun itanran itọju adalu ibusun ise agbese Kemikali omi eto imugboroosi EPC ise agbese