Certificates

IATF 16949 Quality Management System Certification for the Automotive Industry Certificate No.: RA02-0050/2022 IATF Global Database No.: 0449933Hangzhou Shenshi Energy Conservation Technology Co., Ltd. holds the IATF 16949:2016 Certification issued by AENOR, a recognized certification body under the International Automotive Task Force (IATF).This certification confirms that our quality management system complies with the stringent requirements of IATF 16949:2016, the global standard for automotive quality management systems, focused on continual improvement, defect prevention, and reduction of variation and waste in the supply chain. Scope: Production of heat exchangers Certification Date: May 12, 2022 Certificate Effective Until: May 11, 2025 (Note: As of January 2026, this certification has expired and requires recertification to maintain validity) This prestigious IATF 16949 certification demonstrates our dedication to delivering superior quality and reliability in automotive-related products, meeting the exacting demands of the global automotive industry.

ASME Certificate of Authorization Certificate Number: 60502 Hangzhou Shenshi Energy Conservation Technology Co., Ltd. is authorized by the American Society of Mechanical Engineers (ASME) to apply the ASME Single Certification Mark in accordance with the applicable rules of the ASME Boiler and Pressure Vessel Code. This Certificate of Authorization permits our company to manufacture pressure vessels at our facility located at Shanjiaowuxian Road, Dadiankou Industrial Park, Hangtou Town, Jiande City, Hangzhou City, Zhejiang Province 311612, People's Republic of China. Scope: Manufacture of pressure vessels (at the above location only) Authorized Date: December 01, 2022 Expiration Date: December 01, 2025 This prestigious ASME certification confirms that our design, manufacturing processes, materials, and quality control systems fully comply with the rigorous international standards of the ASME Boiler and Pressure Vessel Code, ensuring the highest levels of safety and reliability for our pressure vessel products.

Certificate of Type Approval from China Classification Society Certificate No.: ZG22PTB00078Hangzhou Shenshi Energy Conservation Technology Co., Ltd. holds the Certificate of Type Approval issued by the China Classification Society (CCS).This certificate confirms that our PCHE Heat Exchange Equipment (PCHE Heat Exchanger / Heat Exchanger) meets the stringent requirements specified in: Chapter 2 and 6, Part Three of the China Classification Society Rules for Classification of Sea-Going Steel Ships 2022 and its Change Notices. The type approval verifies that the product is suitable for use in ships and offshore installations. Issuing Authority: China Classification Society, Hangzhou Branch Issue Date: August 15, 2022 Valid Until: August 14, 2026 This internationally recognized certification demonstrates our commitment to delivering high-quality, reliable heat exchange solutions that comply with maritime and offshore industry standards.

Special Equipment Production License of the People's Republic of China License No.: TS2233452-2024Hangzhou Shenshi Energy Conservation Technology Co., Ltd. holds the official Special Equipment Production License issued by the Zhejiang Provincial Market Supervision Administration.This license authorizes our company to manufacture fixed pressure vessels and other high-pressure containers (A2 category).Special equipment in China, including pressure vessels, is strictly regulated under the Special Equipment Safety Law of the People's Republic of China to ensure safety, quality, and reliability. Obtaining this license confirms that our facilities, processes, quality management systems, and personnel meet the rigorous national standards set by the State Administration for Market Regulation (SAMR). Issuing Authority: Zhejiang Provincial Market Supervision Administration Effective Date: May 17, 2024 Validity Period: May 18, 2024 – May 17, 2028 (standard 4-year term) We are committed to the highest standards of safety and performance in pressure vessel production.

Establish and improve the technical standards as the main body, including the management standards, work standards, including the enterprise standard system, and effective operation, production, management and other aspects of the implementation of standardized management.We understand that the foundation of consistent product quality and operational efficiency lies in the establishment and continuous improvement of technical and management standards. Our enterprise standard system is designed to integrate technical specifications, work procedures, and management guidelines into a unified framework that ensures every aspect of our operations meets strict quality and safety requirements.We have developed a comprehensive set of internal technical standards that cover all areas of our business, from product design and manufacturing processes to quality assurance, supply chain management, and customer service. These standards not only align with national and international regulations but also incorporate industry best practices to maintain our leadership position in the heat exchanger sector.By implementing standardized management across our production and management processes, we ensure that every project and product benefits from consistent quality control, efficient resource utilization, and minimized operational risks. Our approach fosters greater transparency, improves coordination among departments, and enhances productivity while ensuring compliance with environmental, safety, and technical requirements.The effective execution of this standardized management system enables Shenshi to deliver high-efficiency, energy-saving heat exchangers that meet and exceed customer expectations. It also strengthens our ability to innovate, adapt to changing market demands, and maintain our competitive advantage in both domestic and international markets.Through continuous review and improvement of our standards, we ensure that Shenshi remains a benchmark enterprise recognized for technical excellence, operational efficiency, and customer satisfaction.

Work Safety StandardizationThe standardization of production safety, scientific, systematic and legalization, strengthen risk management and process control, focus on performance management and continuous improvement.Safety production standardization, refers to the establishment of safe production responsibility system, safety management system and operating rules, investigation and management of risks and monitoring of major hazard source, establish prevention mechanism, regulate the production of behavior, so that the production processes comply with the relevant safety laws and regulations and standard requirements, people (personnel), machine (Mechanical), materials (materials), method (method), environment (environment), measurement (measurement) is in good condition and production, continuous improvement, constantly strengthen the standardization construction of safety in production enterprises.Safety production standardization connotation:Safety production standardization embodies the "Scientific Outlook on Development" safety first, prevention and comprehensive management "approach and the" people-oriented ", scientific and systematic and legal norms that enterprise production safety work, strengthen risk management and process control, pay attention to performance management and continuous improvement, consistent with the basic law of safety management that represents the development direction of modern safety management, enterprise security management is the organic combination of advanced thoughts and Chinese traditional safety management methods and specific practice, effectively improve the level of safety in production enterprises, so as to push a fundamental improvement in condition of production safety in china.The standardization of safety production includes 8 aspects: objective responsibility, system management, education training, site management, safety risk management and control, hidden trouble investigation and control, emergency management, accident investigation and continuous improvement.

ISO14001ISO 14001 is the environmental management system certification code. ISO 14000 series of standards by the International Organization for Standardization to develop environmental management system standards. It is a major environmental problem that threatens the future survival and development of human beings and conforms to the needs of international environmental protection. According to the international economic environment, the environmental protection and ecological damage are becoming more and more serious, the destruction of the ozone layer, the global warming and the disappearance of biodiversity. Trade development needs.Through the certification can prove that our company has reached an international level in environmental management, to ensure that the company's various processes, products and activities in the various types of pollutant control to meet the relevant requirements, help enterprises to establish a good social image.At Hangzhou Shenshi Energy Conservation Technology Co., Ltd., we fully recognize that environmental responsibility is a vital part of sustainable business growth and global competitiveness. Achieving ISO 14001 certification is more than simply meeting a standard—it reflects our ongoing commitment to reducing environmental impact, optimizing resource efficiency, and protecting the planet for future generations.Our environmental management system ensures that every stage of our operations, from product design and material sourcing to manufacturing and delivery, complies with strict environmental regulations and international best practices. We actively work to minimize emissions, reduce waste, and control pollutants to levels that meet or exceed regulatory requirements.This certification not only reinforces our credibility in the eyes of our customers, partners, and stakeholders but also positions Shenshi as a responsible, forward-thinking manufacturer in the heat exchanger industry. By aligning with ISO 14001, we demonstrate that our innovation in high-efficiency, energy-saving heat exchangers goes hand in hand with our dedication to environmental stewardship.Our goal is to create long-term value for customers while safeguarding the natural environment, ensuring that Shenshi continues to be a trusted name worldwide in both product excellence and ecological responsibility.

RoHSRoHS is a mandatory standard developed by the EU legislation, its full name is "on the restrictions on the use of electrical and electronic equipment in the use of certain harmful ingredients" (Restriction of Hazardous Substances). The standard was officially implemented on July 1, 2006, mainly used to regulate the electrical and electronic products, materials and process standards, making it more conducive to human health and environmental protection. The purpose of this standard is to eliminate lead, mercury, cadmium, hexavalent biphenyls and polybrominated diphenyl ethers in electrical and electronic products (note: PBDE correct Chinese name refers to polybrominated diphenyl ethers, polybrominated diphenyl ethers are wrong ) A total of 6 substances, and focus on the provisions of the lead content can not exceed 0.1%.Our company passed the certification, indicating that the company used raw materials and production equipment are in line with the EU environmental directives on the restrictions in the use of electrical and electronic equipment in the use of certain harmful components of the requirements of the company on the existing 9 series (GT, GTT, GN , GB, GTi, TT, TN, swimming pool series, air-cooled module series) all the samples were tested, are in line with the requirements.

CRAAChina Refrigeration and Air-Conditioning Industry Association (CRAA), is based on China's refrigeration and air conditioning manufacturing enterprises, including scientific research, design, institutions and other institutions and groups to voluntarily participate in Principle of non-profit national industrial industry organizations, is to represent and maintain the industry's common interests and legitimate rights and interests of members of the community organizations. Association to accept the business authority of the State Council State - owned Assets Supervision and Administration Commission of the business guidance and registration management of the Ministry of Civil Affairs supervision and management, is a social corporate.CRAA Certification(CRAA) is jointly invested by China Refrigeration and Air Conditioning Industry Association (CRAA) and Hefei General Machinery Research Institute and approved by the National Certification and Accreditation Administration (Grant No. CNCA- R-2003-86) the first professional engaged in refrigeration and air conditioning product certification (referred to as CRAA certification) certification body.CRAA certification is the performance of refrigeration and air conditioning products by a third party objective, fair and authoritative assessment. Product performance certification is the current international trade in the quality of the product inspection of the common way, CRAA certification has also become a domestic and international refrigeration and air conditioning industry and users agree with the authority to assess product performance.CRAA certification center is China's refrigeration and air conditioning industry's first authoritative product performance certification body, on behalf of China's refrigeration and air conditioning industry's highest level, access to CRAA certified products will give users a true expression of its product performance level. CRAA certification will become refrigeration and air conditioning products in the Chinese market procurement, tender and use of an important reference.