Mr. Wen Yibo, aged 55, is the founder of our Group. He was appointed to our Board on 7 November 2005 and is currently the Executive Director and Chairman of the Company.

Mr. Wen graduated with a bachelor of environmental engineering from the Lanzhou Railway College (currently known as Lanzhou Jiaotong University) in July 1986. In December 1989, he graduated from Tsinghua University with a master degree in environmental engineering. In January 2017, he completed his PhD studies in engineering with Tsinghua University. Between 1989 and 1990, Mr. Wen worked as a lecturer in the environmental engineering department of Tsinghua University. From 1990 to 1993, he was a senior engineer at the Planning and Design Institute of the Ministry of Chemical Engineering.

Mr. Wen was accorded a senior engineer in September 1998 by the Beijing Senior Specialized Technique Qualification Evaluation Committee and was accorded status of professor engineer in September 2003. Mr. Wen was and is retained as a part-time professor in Tongji University, Tianjin University and Lanzhou Jiaotong University, a part-time researcher in Tianjin University and a mentor of Sound Post-Doctoral Research Centre.

Mr. Wen has accumulated more than 20 years of experience in the environmental protection industry. Over the years, Mr. Wen is committed to development and research on environmental pollution treatment technology and has received various technological advancement awards and prominent design awards at ministerial and national levels. Mr. Wen served as the advocate and principal officer in over 30 national patents, two national new products and two national torch projects approved by the State Intellectual Property Office.

Apart from achievements in technology research, Mr. Wen also contributed to exploration in the environmental protection industry through the innovative projects by Sound. Sound pioneered the “turnkey engineering” mode in China which in turn promoted the development of waste water treatment in the country. The “China Clear Water Project” (中華碧水計畫) by Sound introduced the BOT mode to the water treatment industry in China, allowing for private enterprises in China to explore a viable commercial model to enter the construction of large scale waste water treatment projects. Mr. Wen proposed to establish the National Environmental Protection Industry Zone in Beijing, which became the model for promoting regional economic development, industry development and enhancing international co-operation. Sound built its first “Venous Industrial Park” (靜脈產業園) and technology research and development center in Hunan, enabling continuous recycling of resources in the Changzhutan area in China. Mr. Wen advocated the establishment of the Environmental Service Industry Association to promote steady and standardized development of the environmental services industry.

Mr. Wen’s dedication to environmental protection industry was well recognized. In recognition of the contributions made by Mr. Wen to the development of the environmental industry in China, he was awarded the “China Environmental Protection Development Contribution Award” by the China Environmental Protection Industry in 2005. In October 2009, Mr. Wen was awarded the title of “Excellent Entrepreneur in Environmental Protection Industry of China” by China Environmental Protection Industry. In November 2011, he was awarded the “Entrepreneur of the Year 2011 China” by Ernst & Young. In August 2012, Mr. Wen was elected to serve as Chairman again after holding the office of first Chairman of Environmental Service Industry Association in 2007, currently the Honorary President of the Association. Mr. Wen was also honoured the “Top 10 Person in Zhongguancun” in 2013.

Mr. Luo Liyang, aged 46, is an Executive Director and was appointed to our Board on 2 February 2011. Mr. Luo currently acts as the president of our Company.

Mr. Luo graduated with a bachelor degree in Environmental Monitoring from Henan Normal University in July 1997. Mr. Luo was accorded an engineer in December 1998 by the Henan Science and Technology Committee, and he is currently studying for an executive MBA degree at Renmin University of China.

From July 1997 to March 1998, Mr. Luo was the vice manager of the environmental protection department of Henan Xuchang Biochemical Co., Ltd. From March 1998 to May 2000, he was the vice manager of the business department of Henan Luohe Huanhaiqing Environmental Protection Co., Ltd. In May 2000, he joined Beijing Sound Environmental Engineering Co., Ltd and has held management position in the marketing department of the company to this present day. From March 2010 to February 2019, he has served as deputy general manager (marketing) of our Company, responsible for marketing, market planning and channel exploitation, construction and management of product platforms. He has successfully established market networks and platforms with more than 20 domestic and overseas marketing organizations for the Company, laying a solid foundation for expanding market network of the Company. Mr. Luo acts as the president of the Company since 26 February 2019, responsible for the overall management of the Company.

Mr. Luo has innovative thinking and pioneering spirit in the marketing area. He combines specific demands of the market and customers to flexibly apply various business models to the market, thereby introducing new solutions and investment practices.

Mr. Li Sai, aged 41, is an Executive Director and was appointed to the Board of Directors on 4 December 2020.

Mr. Li joined the Group in April 2012. He was successively appointed as the deputy general manager of the small-town business department, the deputy general manager of the investment department, the deputy general manager of the strategic cooperation department, the general manager of the Beijing-Tianjin-Hebei region for the period from April 2012 to March 2020. He has been the vice president of the Group since March 2020.

Prior to joining the Group, Mr. Li Sai worked at Beijing Construction Engineering Group for the period from July 1998 to March 2011 and his last position was general manager of the Singapore Branch.

Ms. Li Tingting

Ms. Li Tingting, aged 33, is an Executive Director and was appointed to the Board of Directors on 4 December 2020.

Ms. Li joined the Group in December 2014 as a corporate management officer of the president’s office of the Group. Since March 2020, she has served as the deputy director of the Chairman’s office of the Group. Prior to joining the Group, Ms. Li worked as the manager of the human resource department in Beijing Orient Landscape & Ecology Co., Ltd. for the period from July 2012 to December 2014.

Ms. Li graduated with a bachelor degree and a master degree in Landscape Architecture from Northeast Agricultural University in June 2010 and June 2012 respectively.

Mr. Li Feng, aged 37, is appointed to the Board of Directors on 26 July 2017 as Executive Director. He is currently the Group’s Singapore office representative.

Mr. Li graduated with a bachelor degree in environmental engineering from Harbin Institute of Technology, People’s Republic of China, in July 2007. Mr. Li was awarded Korean ET Scholarship in August 2007, he graduated with a master’s degree in environmental engineering from Kyungpook National University, Republic of Korea, in August 2009.

From August 2009 to August 2010, Mr. Li worked as a project engineer with Beijing Architectural & Engineering Design Co., Ltd. on oversea projects. He joined the Company in February 2011. From February 2011 to August 2011, he worked as a project engineer on the Group’s Saudi Arabia project. Since August 2011, he has been stationed at the Singapore office, mainly responsible for oversea projects and the Group’s business development in South East Asia and South Asia.

Leveraging on his professional background and his distinctive view and rigorous approach in oversea markets, Mr. Li is able to provide solutions to the needs of heterogeneous clients and he plays a vital role in the Group’s oversea markets expansion.

Mr. Ma Yuanju, aged 64, is an Independent Non-Executive Director and was appointed to the Board on 20 April 2015.

Mr. Ma graduated with a master degree from the School of Accountancy of Shanghai University of Finance and Economics in January 1987 and a doctorate degree in management from the School of Business of Renmin University of China in July 2004. In July 1982, he graduated from the Finance Department of Xinjiang University of Finance & Economics, majoring in Corporate Finance. He is currently a professor of accountancy and a doctoral supervisor in the School of Accountancy of Capital University of Economics and Business.

Mr. Ma is also experienced in teaching and scientific researches. From July 1982 to December 1993, he was engaged in teaching and scientific researches as well as management of teaching and scientific researches in Xinjiang University of Finance and Economics; from January 1994 to September 2001, he was engaged in teaching and teaching management in Zhuhai Radio & TV University; from July 2004 to present, he has been engaged in teaching and scientific researches on accounting in the School of Accountancy of Capital University of Economics and Business.

In recent years, Mr. Ma researched on “Fair Accounting Theory”, “Accounting Ethics Education” and “Management Accounting Tool Applications”. Following his research, he published one treatise and several academic theses in academic periodicals successively. Two of his teaching-material publications were graded as Beijing Elite Teaching Material for Higher Institutes of Learning and two were selected as the planned teaching materials at the State level. Mr. Ma is has been an independent director of Jinhe Biotechnology Co., Ltd. (Shenzhen Stock Code: 002688) (“Jinhe Biotechnology”) since April 2014. He was an independent director of Qinghai Huading Industrial Co., Ltd. (Shanghai Stock Code: 600243) (“Qinghai Huading”), Tibet Cheezheng Tibetan Medicine Co., Ltd. (Shenzhen Stock Code: 002287) (“Cheezheng Tibetan Medicine”) and Beijing Hanjian Heshan Pipeline Co., Ltd (Shanghai Stock Code: 603616) (“Hanjian Heshan”) from May 2008 to August 2014, from October 2007 to February 2014 and from October 2010 to October 2016 respectively. Shares of Qinghai Huading and Hanjian Heshan are listed on Shanghai Stock Exchange and shares of Cheezheng Tibetan Medicine and Jinhe Biotechnology are listed on Shenzhen Stock Exchange.

Mr. Luo Jianhua, aged 55, is an Independent Non-Executive Director and was appointed to the Board on 31 July 2015.

Mr. Luo graduated with a bachelor degree in science in 1984 from the geology department of Nanjing University. From 1984 to 1991, he served as the Secretary General of the China Geological Society of Youth Working Committee in Chinese Academy of Geological Science. From 1992 to 1993, he worked in the Policy Research Centre for Environment and Economy of State Environmental Protection Administration as the Secretary General of China Youth Environmental Forum Committee. He worked in the Research Office of the Environment and Resources Protection Committee of the Chinese National People’s Congress (NPC) from 1993 to 2007 and successively served as Deputy Division Chief, Division Chief and eventually as Deputy Director. In 2008, he was appointed the Secretary General of China Environment Service Industry Association, currently the Vice President cum Chief Policy Expert of the Association.

After years of practice, Mr. Luo has deep insights of environmental protection especially in policy making. He was involved in the organization of enforcement inspections of environmental protection regulation for the NPC Standing Committee, the drafting of primary enforcement inspection reports over the last few years. He planned various activities for China Environmental Protection Century, drafted recommendations and suggestions on the development of the recycling economy, energy conservation for the “11th Five-Years-Plan”, the construction of the environmental protection agency and other issues for the Environmental and Resources Protection Committee of NPC that were submitted to the Central Committee and the State Council. He also participated in drafting the “recycling economy law” for the “12th Five-Years-Plan” for the energy conservation industry. In January 2013, he was invited by sustainable development strategy research department of the Chinese Academy of Sciences to write “China Environmental Strategy Path in Next Decade”, which was submitted to the Premier of the State Council Li Keqiang for review and eventually approved. Mr. Luo is currently an independent director of KEDA Clean Energy Co., Ltd (Shanghai Stock Code: 600499), shares of which are listed on Shanghai Stock Exchange.

Mr. Zhang Shuting

Mr. Zhang Shuting, aged 65, is an Independent Non-Executive Director and was appointed to the Board on 9 July 2015.

Mr. Zhang graduated with a doctoral degree in chemical engineering from University of Tokyo. Currently, he served as professor in School of Environmental Science and Engineering of Tianjin University, doctoral supervisor and head of Institute of Resources and Environment Research.

In 1982, Mr. Zhang graduated from Hebei Institute of Mining and Metallurgy with a bachelor degree in coking chemistry. In 1987, he obtained a master degree in chemical engineering from the Institute of Coal Chemistry, Chinese Academy of Sciences. In 1988, he studied in the Institute of Physical and Chemical Research in Japan and obtained a doctoral degree in chemical engineering from the University of Tokyo in 1994. After graduating from the University of Tokyo, Mr. Zhang taught at the university before he was engaged in the technology development at Kyodoshoji Corporation Limited. From November 2001 to October 2009, he worked as the dean of School of Environmental Science and Engineering of Tianjin University.

Mr. Tan Wei Shyan
Mr. Tan Wei Shyan has been one of our joint company secretaries since April 2007. Mr. Tan graduated with a bachelor of laws (honors) degree from the University of Exeter in 2001. He was admitted as an Advocate and Solicitor of the Supreme Court of Singapore in 2003. Mr. Tan was engaged in general corporate work, and had experience in commercial transactions including joint ventures, commercial leases and listed companies work. Since 2005, Mr. Tan has been practicing at Shook Lin & Bok LLP in Singapore where he is currently a partner in the corporate and corporate finance department.