Grand Waterworks라 표시되어 있습니다.
아마도 엄청 큰 분수였던것 같은데요.

안내판의 금색으로 반짝이는 부분에 원모형이 있구요
그 아래 써 있는 영문설명을 옮겨봤습니다.

Dashuifa(Grand Waterworks) : Built in the 24th year of
Emperor Qianlong reign (A.D.1759) it was one of the
buildings among the western-style gardens, meaning
the artificial fountain.  The water pond at the front of the
Dashuifa(Grand Waterworks) was the famous fountain
of "Ten hound hunting a deer", one water-spraying tower
stood on each sides of the pond.  It was destroyed in 1860
by English and French Allied Army.
Yuanmingyuan Administration Office excavated and
repaired the ruins in 1979.