Thank Mr. Zhang for the support of our products, the first encounter with Mr. Zhang is in Xi 'an an international exhibition, Mr. Zhang is a professor returning from Japan, build ALD experimental platform, compared with the domestic direct production of ALD manufacturers, add more of their own ideas, program control, but also according to the guidance of Mr. Zhang design. The arrival of Qufu Normal University, the overall progress is relatively smooth, Mr. Zhang according to his experience in building the laboratory for many times, our equipment also put forward a lot of good suggestions.