As well as most companies, we have a story behind the idea of establishing a shop providing cartridges. One day a prospective student was about to finish his breakthrough project. He has been working on it for half a year. He would often fall asleep in the library, learn by heart every website on his topic he could find. He would overcome his tiredness to read another copy, spend his last money to buy a ticket and travel hundreds of miles to talk to experts. And finally he came up with his discovery.