Zhejiang TUNA Environmental Science & Technology Co., Ltd. (Stock Name “TUNA Corporation”, stock code 603177) was established in 2005, and is deeply involved in the technology development and engineering application of the environmental protection industry. After more than ten years of steady development, TUNA has become a large-scale energy-saving and environmental protection comprehensive enterprise integrating various business sectors such as flue gas treatment, wastewater treatment and solid waste treatment. It is a first-class environmental protection industry chain overall solution provider in China, the technology has reached the international advanced level. In February 2017, TUNA was officially listed on the main board of the Shanghai Stock Exchange, marking the opening of a new chapter in the development of TUNA Corporation.

TUNA insists on leading the industry with technological innovation to meet the diversified and high standard requirements of customers. TUNA has a “provincial enterprise R&D center” and has established close cooperative relations with the Chinese Academy of Sciences and set up an academician expert workstation, also carried out academic exchanges and technology research and development cooperation with higher education institutions such as Tsinghua University, and continuously launched new research and development results. TUNA has owned 88 national patents, and undertaken 10 provincial and national science technology research and development projects. TUNA is also one of the drafting units of 2 national machinery industry standards and 3 deNOX catalyst standards, the comprehensive research and development strength ranks among the top in the country

With its technical and service advantages, TUNA has won extensive business cooperation and established a good reputation. The service projects cover 28 provinces, cities and autonomous regions in China, and has undertaken dozens of projects in the United States, Russia, Italy, Switzerland, Malaysia, South Korea and other countries, and has become a high-profile Chinese force in the international environmental protection field.

Virtue is the soul of man, and the nature of Tao. Creator, origination, innovation and creation.TUNA will always adhere to the business philosophy of "people-oriented, virtue first, create a better living space", and take "building a beautiful, green and harmonious living environment" as the unified vision and mission, and practice the "innovation, coordination, green, open, share” development philosophy, TUNA will create a future direction of energy conservation and emission reduction with industry leaders, create a better space for low-carbon development, and create a beautiful world for mankind!

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