1、It is used to connect the hot and cold water piping system, including the water supply piping in the kitchen, bathroom, laundry room, etc., to ensure smooth water flow;

2、It is used to connect the gas piping system of the home to ensure a safe and reliable gas supply. For example, elbows, flanges, joints and other pipe fittings are used to connect gas pipelines and gas stoves.

1、To ensure that rain water on the surface of the elevated road can be quickly and effectively discharged to avoid water affecting traffic and aircraft safety;

2、Handle the drainage needs of domestic water and fire water in the elevated area of the airport, and maintain the normal operation of the facilities.

1、It is used to connect the water supply pipeline system in the school building, including the water supply pipeline in the teaching building, dormitory, canteen and other places to ensure smooth water flow;

2、It is used to connect the drainage pipe system in the school building, discharge waste water and sewage, and is used for the layout and connection of drainage pipes.

1、Various gases such as oxygen, cuprous oxide and nitrogen are used in hospitals. Pipe fittings are used to connect medical gas piping systems to ensure safe and reliable gas supply;

2、It is used to connect the water supply pipe system in the hospital building, including the water supply pipe in the operating room, wards, toilets and other places.