XinXian Complex Zinc and Selenium Tablets (now renamed as XinXian Gaojixing Tablets) is a new generation of highly active trace element products developed by Jinan Kyle Biotechnology Co., Ltd. and is rich in zinc, selenium and other trace elements, which enhances the body's immune function, raises the serum zinc and selenium concentration of the human body and has the effect of boosting the appetite, improving the ability to fight infections, and facilitating recovery of the infirm and the sick. XinXian has been committed to the research of trace elements for many years, actively improving the health of individuals and families, and enhancing the quality of life and happiness index of all people.