Guangzhou Guoli Engineering Machinery Co., Ltd. quality control

GuangZhou GuoLi Engineering Machinery Co., Ltd. is a trusted supplier of excavator parts, committed to delivering high-quality and reliable products. We have obtained ISO 9001 (Quality Management System) and ISO 14001 (Environmental Management System) certifications, ensuring strict quality control and sustainable production. Our products are CE certified and have passed UDEM certification, meeting international safety and performance standards. Additionally, we are a certified supplier and a proud member of the Guangzhou Engineering Machinery Industry Association, reinforcing our credibility and commitment to excellence in the industry.

Every excavator part undergoes rigorous test bench simulations to ensure real-world performance accuracy. After obtaining precise data, products are further subjected to manual inspections by experienced technicians. Only those meeting our strict quality standards receive a Certificate of Conformity, guaranteeing durability and reliability. Additionally, we conduct multiple verifications with customers before delivery to ensure product specifications align perfectly with their needs, reinforcing our commitment to excellence and customer satisfaction.