About Us

Environment Management System (ISO 14001: 2015), Quality Management System (ISO 9001: 2015), Occupational Health and Safety Management System (ISO45001: 2018) LID certificate issued by TUV Sud. LETID certificate issued by TUV Sud. Low Carbon Footprint certificte issued by ADEME UV Test issued by TUV Rheinland & CNAS REACH Testing Report Efficiency Power Testing Reports Efficiency Testing/Temperature Coefficient/IV RoHS Testing Reports Curve Characteristics Testing Reports

The company's main customers are the leading enterprises in the industry. Together with excellent photovoltaic raw materials partners, equipment partners, and module manufacturer partners, we aim to reach strategic partnerships.

Supplier Evaluation and Audit We continuously carry out supplier evaluation and auditing, and implement dynamic management of suppli.ers. For qualified suppliers, we conduct performance evaluations once a month and comprehensive auditsonce a year. Based on the results of the evaluation and audit, as well as the identification and assessment of significantevents that occurred during, the cooperation process, we dispose ofthe corresponding suppliers by "cancel.ing the access, deducting, the performance, reducing/increasing the supply, suspending the supply, andterminating the cooperation" respectively. We monitor and search for supplier information through the Internet and other publicly accessible mediaand verify through methods including telephone/letter confirmation, on-site/ideo inspections, andthirdpartyreviews, enhancing, our supply chain risk management mechanisms. Yingfa Self-owned Ingot production Strict Compliance Control,Traceability Control Available Sustainable supply chain We place significant emphasis on the impact of procurement activities on environmental, social and economicfactors, and expect our suppliers to actively take responsibility for the environment, human rights, businessethics, health and safety, etc. Leveraging, our influence, we aim to encourage suppliers to uphold rigorous sustainable development guidelines, On the basis of ensuring, the sustainability of procurement activities, by collaborating with our partners, we aim to establish a responsible, high-value, and environmentally friendly low-carbonsupply chain. We have formulated and issued a "Supplier Code of Business Conduct and Ethics" for all suppliers, which detaisour reguiremen ts for suppliers in the areas of business ethics, labor and human rights, health and safety, andenvironmental protection, and explicitly defines ESG factors such as environmental, social and governan ce as animportant part of supplier evaluation, By inviting our suppliers to sign relevant framework agreements, we grad.ually introduce ESG governance into the supply chain system ofYingfa.

Yingfa factory certified by TUV Nord: Environment Management System (ISO 14001: 2015), Quality Management System (ISO 9001: 2015), Occupational Health and Safety Management System (ISO45001: 2018) LID certificate issued by TUV Sud. LETID certificate issued by TUV Sud. Low Carbon Footprint certificte issued by ADEME UV Test issued by TUV Rheinland & CNAS

Intelligent manufacturing: better material control, better quality control, better Yingfa factory produces one piece cell every 0.8 seconds MES control Intelligent packing and warehousing.

75+Technical Patents 4.2% R&D Investment of sales revenue Overall Technical Experts R&D, Quality,Engineering, Raw Material, Production, Compliance R&D Building($28.2million investment)Full Testing & Reliability Analysis Platform