On January 22nd 2020, Like people who cooperated with Chinese, Jeff, an American engineer from customer D, had also realized what China's speed and professionalism were. It was close to the end of the Chinese lunar new year, Hantech Medical received an urgent request from customer D, Hantech team did every effort to complete the equipment installation, mold installation and debugging two days in advance, and the samples were qualified. The raw materials were sent to the factory from the United States at 9:00 p.m. on January 21. We finished the sample and passed the test at 1:00 a.m. in the early morning of January 22nd 2020.