Our knowledge has made the world safer for over 150 years.

We provides companies with certification services including quality management, environmental management, occupational health and safety, vehicle traffic, energy management, social responsibility, sustainability and greenhouse gas inventory.

We deliver comprehensive quality certification services covering the full product lifecycle of photovoltaic & energy storage systems and provide integrated technical assessment solutions across the full life cycle of wind turbines.

We provide equipment manufacturers, engineering companies and owners with inspection and certification services covering the entire life cycle of general manufacturing.

We provide professional and all-round safety assessments, certification and technical support services for rail equipment manufacturers, infrastructure builders, rail transport system operators and other customers in the whole industry.

We safeguard the green development of trans-portation industry from multiple aspects, including vehicle safety performance, emission control, and intelligent driving systems.

We are committed to building an employer brand that appeals to both current and future talents. By fostering a positive, inclusive, and purpose-driven work culture, we aim to achieve mutual growth for both the company and employees.