First of all, see if it is filed.
In order to facilitate the supervision of the public, the information registration of the installation and use of ready-made drinking water equipment in Qingdao is published in the column of "Health Planning Supervision - Announcement and Notification" on the website of Qingdao Health Commission. Units that have not yet registered and submitted information on the installation and use of ready-made drinking water equipment should report it in time. If the public finds that the ready-made drinking water equipment is not included in the registration information, they can also report it to the health and family planning supervision and law enforcement agencies in their jurisdiction in time.
Second, see whether regular maintenance.
Operating units of existing drinking water supply shall strengthen routine inspection of equipment to ensure hygiene and safety, and timely replace water treatment equipment according to rated parameters of equipment or water quality.
Third, see if it is self-examination.
Operating units of existing drinking water supply shall be equipped with corresponding water quality testing instruments, equipment or entrusted with qualified inspection institutions to carry out on-site rapid detection weekly for such items as chroma, turbidity, odor, naked-eye visible matter and PH value of existing drinking water supplied by them, and for the total number of colonies, total coliform bacteria and nitrate. Salt and other key indicators are tested every six months. Testing records are filed for reference and kept for more than one year.