When you little by little without reference to realize each function, you can find the gap with others, open source is not easy, many companies based on others' open source projects secondary development, and finally develop their own software, affix their own ads, most look very similar, but the somebody else will say, you have what way? And has a very small piece of open source, but for the Internet of things the company is a large demand, maybe one day, the students sitting in the classroom, looking at 8 k laboratory on the screen or kechuang space back to visual images and real time data, we will be pleased to pay tribute to every quietly behind the scenes, with action practice industrial 4.0 people!