Huayang was surprised: "you have a lot to do with so many things.",Emperor Yuanyou said with a smile, "whoever wants his Hai Dongqing, I just teased for a while, and then my mother turned the corner to remind me not to play with things. Instead of giving these things, I look forward to new progress in the development of firearms on his side.",the tenth day of the twelfth lunar month is a holiday.。