From beginning to end, self-innovation, grasping the core technology, and currently having 60 units of profit. Every year, the investment and retention of R&D increases by 15%, and we maintain control over the world's leading technology and research center, grasping the time and the forward direction of the industry. 60 multi-person research team, the structure of the old, middle, blue, and three generations is rational, and the security of the long-range combat force is guaranteed.