Anhui Sealong Biotechnology Co., Ltd. is a joint-stock high-tech enterprise that develops, produces and sells functional food additives and new biodegradable materials(stock code 830821). Sealong has successively won honors such as the national specialized new "little giant" and the national green factory; passed the ISO9000 quality management system certification, ISO14000 environmental management system certification, ISO22000 food safety system certification, HALAL certification and KOSHER food Certification, British BRC certification, DIN CERTCO industrial and garden compost certification, TUV "OK COMPOST" certification; biodegradable plastic products are included in the first batch of green packaging recommendation list of Meituan Takeaway Qingshan Program, the fifth batch of green manufacturing list of the Ministry of Industry and Information Technology, and the List of green products, green technologies and green models of postal industry in 2020. Sealong has established industry-university-research cooperation with Beijing Institute of Technology, Southwest University and other universities, and adheres to the development concept of relying on scientific and technological progress and taking the road of green development. The company owned a 20,000-ton/year PBS production line and has a processing and production capacity of 50,000-ton/year biodegradable modified materials and products.