Policies and procedures used to ensure that industrial products meet specific standards; also pronounced pǐn zhí guǎn zhì in Taiwan

the process of maintaining standards in manufactured products by testing a sample of the output against the specification

the state or condition of the environment relative to the requirements of human survival or socio-economic development (term used in Taiwan)

The overall level of an individual's internal psychological state and external living environment, encompassing physical, mental, and social well-being

the condition of the air within the environment, especially regarding pollutants