A key characteristic of the ISO 14001 series standards is that, firstly, adoption is voluntary, not mandatory. Drawing on the success of the ISO 9000 standard, the ISO 14001 series boasts broad applicability and flexibility, suitable for organizations of any type and size, operating under diverse geographical, cultural, and social conditions. The ISO 14001 series is highly compatible with ISO 9000, enabling companies to effectively integrate it with their existing management systems. "Prevention first" is the guiding principle throughout the ISO 14001 series, requiring companies to commit to pollution prevention and implement it within their systems. Continuous improvement is the soul of the ISO 14001 series; by implementing the standards, organizations establish a mechanism for continuous improvement, fulfilling their social commitments and ultimately improving environmental performance.
Promoting the ISO 14001 series of standards is conducive to raising the environmental awareness of the entire nation and establishing the concept of sustainable development; it is conducive to improving people's awareness of compliance with laws and regulations and the implementation of environmental laws and regulations; it is conducive to mobilizing enterprises' initiative in preventing and controlling environmental pollution and promoting enterprises to continuously improve their environmental management; it is conducive to promoting the conservation of resources and energy and realizing their rational utilization; and it is conducive to realizing bilateral and multilateral environmental certification among countries and eliminating technical barriers to trade.

