Investor Presentaiton

TINNO Sustainability Report Overview Environmental Protection and Sustainable Development Respect and Safeguard Human Rights Employee Care Social Responsibilities Product Liability Quality management features W Innovation Innovation is the key of long- term stability of the enterprise. We recognize that innovation is never an easy task, and insist on continuous research and exploration to deliver the unique value of the company to our customers through the innovation of every detail, device, design, and product. We constantly update our technology level to ensure the company's advantage in the market. Research funds The Company established clear and efficient management methods for scientific research funds, formulated a perfect management system for scientific research funds, and improved the relevant supervision mechanism for scientific research funds. By strengthening the efficient management and effective supervision of scientific research project funds and formulating its perfect fund management system and supervision mechanism, the Company comprehensively guarantees the reasonable and effective use of research funds. Operating with integrity The Company follows the highest standards of integrity in all business interactions, and prohibits all forms of bribery, embezzlement, extortion and misappropriation of public funds. Respect for intellectual property We value intangible assets, protect information security, and do not release confidential company, customer, or supplier information or personal information to third parties. Fair trade and fair competition The Company strictly abide by applicable fair competition laws and antitrust laws, and no employee shall manipulate or use privileged information or obtain unfair benefits through unfair ways. Fair trade and fair competition The Company is committed to protect privacy of personal information of all business associates in reasonable aspects, including suppliers, clients, consumers and employees. 19

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