Introduction to Aimen: The ancient Aimen is located in Houche Lane. It was built in 1830 and is a brick building resembling an archway. It is inscribed with the four characters "the gate welcomes the carriage behind". It is also the only remaining one among the many narrow gates in Lukang. Behind the door is an ancient road. Visitors can enter from the lane between No. 32 and No. 34 Putou Street.