➀ National Electric Investment Group's affiliated company, NARI Chip Core Technology (Wuxi) Co., Ltd., has delivered the first batch of hydrogen ion implantation performance optimization chips. The hydrogen ion implantation is a crucial step in semiconductor wafer manufacturing, second only to lithography. It plays a key role in the production of various types of semiconductor products. ➁ The key technical points of hydrogen ion implantation include precise control of dosage, energy, and depth, vacuum environment for injection, material compatibility, and post-treatment. ➂ NARI Chip Core Technology's breakthrough has marked a major technological achievement in China's semiconductor manufacturing field, breaking the monopoly of foreign technology and equipment in this field and laying a solid foundation for the full domestic substitution of semiconductor ion implantation equipment and technology.