Commitment to Quality and Certified Achievements #
Tong Yi Machinery Inc. operates its own specialized Meehanite cast iron foundry, Tung An Enterprise Co., Ltd., which allows for complete autonomy in quality control throughout the manufacturing process. This vertical integration ensures that every product meets stringent standards and delivers consistent performance.
Recognized Certifications and Registrations #
- Conformity European: Demonstrates compliance with European standards, reflecting a commitment to international quality benchmarks.
- TS Certification: A testament to the company’s adherence to technical and safety standards in its manufacturing processes.
- D-U-N-S® Registered™: The Dun & Bradstreet ESG Sustainability Badge (D&B ESG Registered) is a trusted mark that highlights the company’s dedication to transparent ESG (Environmental, Social, and Governance) initiatives, enhancing its competitive advantage.
- Meehanite: Certification for the use of Meehanite cast iron, known for its superior strength and durability, further underlining the company’s focus on quality materials.


Advanced Inspection Instruments #
To maintain high specifications and meet international standards, Tong Yi Machinery Inc. conducts quality inspections using a range of professional instruments:




These instruments enable the company to achieve precise measurements and uphold rigorous quality assurance protocols, ensuring that every product aligns with both customer expectations and international requirements.
For further details or to explore the full range of products and certifications, please visit the official website.