Actually, it's a "forest ecology pool." The 70 x 10 meter space to the right of the school's main entrance was created in 2005 with NT $ 1 million.
其實這裡是雙蓮國小師生口中的「林間生態池」，長、寬約為 70 × 10 公尺，民國 94 年斥資 100 萬台幣改建，就蓋在進校門後的右手方。