That day, you forgot to bring your key when you came home, so you paid for a locksmith. When you are waiting for the unlock, you are thinking, if you can also do this unlocking technology, it would be good, and you don't have to spend money if you forget to bring the key in the future. So you began to delve into ............ "How can you even open the fingerprint lock of your mobile phone?" ！ "Fingerprint locks, aren't they also locks? It's reasonable for me to think about it. "My friend thought it was outrageous. "What's outrageous? The master of the electrician has been in the industry for ten years, and he knows if there is any leakage, and the skill is close to the Tao, understand? Friend: "......" "And to say outrageous...... Persistence is an outrageous thing. I persevered, and then there was a gain, what's the problem? Friend: "...... No. Bai Nian put down the wire and said in his heart, this is outrageous? You haven't seen the prizes in my other system prize pool, so contribute more emotional sources to me, and when I draw out something more outrageous, I will open your eyes! ...... (Ahem, the introduction is weak, please move to the text~)