Last 08/2015, SIXEI Ltd., Co. and the investor – Thien Truong An Ltd., Co. officially signed the minutes that confirm the completion of Alana Nha Trang hotel’s wastewater treatment system. After 03 months of installation and testing , the treatment system has now been operating properly, and capable of treating 50 m3 per day. The effluent quality meets National Standard QCVN 14: 2008/BTNMT.