Job Recruitment Website - Property management - What should I do if the bathroom water pipe is broken?

What should I do if the bathroom water pipe is broken?

The repair scheme for cracks in cast iron sewer pipes in toilets is as follows:

Scheme 1: repair with glue (iron mending agent, AB glue).

Option 2: Fill it with waterproof material, and then seal the edge.

Scheme 3: covered electrode welding of pig iron.

Scheme 4: In addition, if the crack is not too long, the method of cutting off the crack part and inserting PVC pipe can be adopted.