资料 衍芬草堂与西涧草堂

Information Yanfen Cottage and Xijian Cottage

Many people felt frustrated by the lack of knowledge after time travel. 
Many took their laptops with them during time travel and fell into an awkward situation with deficient electricity. 
Many others took the troops with them and found that there were only logistics of 19th century. 
Countless predecessors had died on the way, numerous on the land of another world. 
A large number of people had achieved both success and fame after time travel, but failed to find the way back home. 
Do you still regret not remembering the formula of glass?
 Are you still confused about the ingredients of gunpowder?
 Are you still trying to perfect the shape of mirrors? 
Nowadays, a lot of colleges and universities are rushing about, looking for sponsorship; many institutions are drifting along the wave of bank notes; a host of experts’ and professors’ subjects have been brought to a halt because they are short of funds. 
There is a solution to every problem.
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