brief introduction:

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.",Chen Tingjian: "there must be something, but there are no clues. It's no use guessing. We'll know about it in an hour or two.",Sun scolded him with a smile: "do we all understand" Look at your futility! "。

• Latest chapter： End of the text (In the spring of the fourth year of Yuanyou