Siheyuan: I Am a Firecracker Maker, and My Start Shocked the Country

When Su Yongan woke up, he found that he had traveled through time and was actually in a courtyard full of love. Get information about the original owner: orphan, master passed away, a firecracker shop. And all the birds are plotting against this firecracker shop, and they are even willing to beat Su Yongan to death! As a time traveler, Su Yongan doesn't tolerate them! Call the police directly. It's time to catch it! You should pay compensation! At the same time, Su Yongan unlocked the firecracker production system. Two kicks unexpectedly appeared in the target mission! You know, the two-kick principle is part of the key technology of ballistic missiles! If it can be mastered, it will make a huge contribution to China's missile technology! It can even help the country avoid decades of detours! The more Su Yongan thought about it, the more excited he became. He wished he could research it quickly so that he could serve his motherland. What he didn't expect even more was that this was just the primary panel of the system... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.