Sewage disposal factory is mainly used to dispose with waste water for dyeing and finishing. In 2003, it put over 40 million Yuan to establish a sewage disposal factory with a daily disposal capacity of 25000 tons. Its waste water disposal adopts A/O biofilm process + coagulation air support + filtration + reverse osmosis membrane disposal technology. Water quality of discharged waste water is superior to limit for discharge in table 2 on ‘discharge standard for wastes in industrial water for textile industry (GB4287-2012). In 2004, domestic waste water disposal project was rated as model project for sewage disposal under Fujian Environmental Conservation Industry Association. In 2005, it was rated as a model project for waste water disposal under National Environmental Conservation Industrial Association.