慢性病已经逐步成为威胁居民健康的重要公共卫生问题,而高盐饮食是国际公认的高血压发病的主要危险因素之一,发达国家逐渐重视,陆续由政府推行减盐策略与行动[1]。推广低钠盐,利用限盐罐、限盐勺等健康支持工具,是提高居民慢病防控知识、改变居民不合理膳食习惯、降低慢病危险因素水平、遏制慢性病增长趋势的有效途径之一。为研究北京市顺义区居民对低钠盐或限盐勺等工具的使用 Chronic diseases have gradually become an important public health problem threatening the health of residents. High-salt diet is one of the main risk factors of hypertension in developed countries. Developed countries pay more attention to this and gradually implement salt reduction strategies and actions by the government [1]. The promotion of low sodium salt, the use of salt support cans, salt scoops and other health support tools is to improve the residents of chronic disease prevention and control knowledge, to change the unreasonable dietary habits of residents, reduce the level of chronic disease risk factors, to curb the growth of chronic diseases an effective way . In order to study the residents of Shunyi District of Beijing on the use of low sodium salt or salt spoon and other tools