ISO Three Systems Certification refers to the integration and unified management certification of ISO9001 Quality Management System, ISO14001 Environmental Management System, and ISO45001 Occupational Health and Safety Management System. Based on international standards and combined with national relevant regulations and product standards, these systems aim to achieve personnel safety, environmental protection, customer satisfaction, and corporate benefits through effective operation and control of all internal processes of the enterprise.

The cost of ISO three-system certifications varies due to factors such as company size, industry characteristics, the chosen certification body, and the complexity of the certification process. Generally, the cost of ISO9001 certification may range from 5,000 to 15,000 yuan, the cost of ISO14001 certification is approximately 6,000 yuan or less, and the cost of ISO45001 certification typically falls between 5,000 to 10,000 yuan.

Please note that these are just estimated cost ranges, and the actual fees may vary depending on the specific circumstances. Additionally, the charges for the ISO three-system certification include application fees, registration fees, audit fees, certificate fees, and possible trademark annual fees. The audit fees may differ based on the company's size and the number of audit days.

Therefore, for an accurate quote on the ISO three-system certification costs, it's recommended to directly consult the certification body. They can provide detailed quotes and certification plans tailored to the specific needs and circumstances of the company. Additionally, when selecting a certification body, the company should also consider factors such as the body's qualifications, experience, and reputation to ensure a smooth certification process and the authority of the certification results.