Yehui is also committed to establishing a sound working environment and attaches great importance to environmental protection and employee safety and health. It is a steel company in Taiwan that has obtained certification for ISO 14001 environmental management (1997) and OHSAS 18001 occupational safety and health management system (1998); In 2007, Yehui obtained the IECQ QC 080000 HSPM certification for hazardous substance process management, becoming the world's first steel mill to pass the EU RoHS directive management system certification, making Yehui the world's first steel company to obtain five * certifications simultaneously. Based on its responsibility for environmental protection of the earth, Yehui obtained the ISO 14064-1 Greenhouse Gas Inventory Verification Statement in August 2009, and at the end of the same year, was awarded the 2009 Industrial Greenhouse Gas Voluntary Reduction and Energy saving Outstanding Manufacturer Award by the Industrial Bureau of the Ministry of Economic Affairs; In 2010, Good Global Steel Industry was the first to propose the "PCR Product Category Rules" exclusively for hot-dip coated and baked steel coils worldwide, and was registered on the "Global Class III Environmental Product Declaration Network Organization". At the same time, Good Global Steel Industry also issued a "Product Carbon Footprint" and "Class III Product Environmental Declaration" verification statement for coated and baked steel coils in China.

Yehui's achievements in the field of plated and baked steel coils are already evident to all. In order to focus on the huge business opportunities brought about by the economic construction and market opening promoted by the mainland, Changshu Xinrui Technology Materials Co., Ltd. (formerly known as Yehui (China) Technology Materials Co., Ltd. in October 2006) was established in January 2002 as a production center for hot-dip galvanized and baked steel coils. It has now become a high-quality and reputable brand in the mainland's baked steel coil market. The equipment and annual production capacity currently in operation at Yehui (China) include one push-pull pickling unit with a capacity of 900000 tons, one automotive acid rolling unit with a capacity of 1 million tons, one automotive continuous cold rolling annealing unit with a capacity of 500000 tons, two single stand cold rolling units with a capacity of 600000 tons, three continuous hot-dip galvanizing units with a capacity of 900000 tons, and three continuous color coating units with a capacity of 570000 tons. Yehui (China) is also expanding four sets of continuous hot-dip galvanizing units for automobiles with an annual production capacity of 400000 tons, in conjunction with the equipment for acid rolling and cold rolling annealing units for automobiles, as well as the addition of aluminum plating tanks. After the production of the above production lines or equipment, the products will mainly supply the vast automotive and home appliance markets in mainland China.