The current standard is developed for the purpose of implementing laws and regulations such as Environmental Protection Law of the People's Republic of China, Law of the People's Republic of China on the Prevention and Control of Water Pollution, Law of the People's Republic of China on the Protection of Marine Environment, Suggestions of the State Council on Strengthening Major Work on Environmental Protection as well as Opinions of the State Council on Developing Plan for National Main Function Areas, protecting the environment, preventing and controlling pollution and facilitating advancement of production process and pollution control technologies of reeling industry. The current standard specifies water pollutants discharge limit during production of reeling enterprises as well as monitoring requirements. The current standard is released for the first time in China.

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Discharge standards of water pollutants for reeling industry (GB 28936—2012)