No separate water piping and waste water as well. ทำให้น้ำทุกชนิดจะมารวมกันที่ท่อระบายน้ำไหลลงสู่แม่น้ำลำคลองโดยไม่มีการบำบัดให้อยู่ในสภาพดีก่อนคืนลงสู่ธรรมชาติ
There are no separate tube bile duct system and waste water. The water of all kinds to come together that drain flows into the river and canals, without treatment, is in good condition before the return to nature.
There is no pipeline separate water pipes and sewage water, all kinds of it will come together as the gutter flow down the river to the canal, there is no treatment, are in good condition before returning to nature.