Rural China's sanitation facilities are rudimentary, and its toilets stink to high heaven. Moreover, the flush toilets common in urban areas waste a phenomenal amount of water, making them unsuitable in water-scarce rural villages. Hsieh therefore decided to take an experimental urine-separating toilet he'd built for Kaohsiung's Zhongzheng Park and transplant it to China.
中國農村衛生落後，廁所臭氣熏天，而都市使用的抽水式馬桶，耗水量驚人，並不適合水源吃緊的農村，謝英俊決定將他曾在高雄中正公園蓋的實驗性「尿糞分離廁所」移植過來。