The old man looked full of pride. Liu Yi looked around for a week: "Which part was originally made by you?" Professor Xu Tian pointed to the wall, and a red line encircled a circle with a diameter of 20 centimeters, with hundreds of test tubes densely arranged inside. "That's it," he sighed with emotion. "Don't underestimate it. From the test tube body to the catheter to the gene fragment storage solution inside, the cost of such a thing is more than 2.2 billion U.S. dollars, and many Indians can buy several Rafales. Up." "2.2 billion!" Liu Yi was startled, not to mention Lu Fei. "There is no way. The requirements for materials are too high. Our processing technology cannot meet the requirements. The yield rate is only 0.3% to 0.4%. Especially the solution in the test tube, the general

