1. According to relevant data, the main component of edible salt in Yin Jie is sodium chloride (NaCl), and it also contains a small amount of water, impurities and trace elements necessary for human body, such as iron, phosphorus and iodine.

2. In order to standardize the market order of edible salt in Nanchang, Jiangxi Province, and establish the brand of edible salt in this province, since 2000, the Provincial Salt Industry Corporation has started the registration of Yin Jie brand edible salt, which was successfully registered this year. It is reported that in order to launch Yin Jie brand, corresponding quality inspection stations have been established in all parts of Jiangxi to unify the inspection standards of Yinjie brand and ensure its quality.