Hubei Province, Xiangyang City pig breeding base oxidation pond project, with a capacity of 47,000 cubic meters. Single-layer 2.0mm geomembrane for anti-seepage. After the geomembrane is laid and welded, an integrity test of the anti-seepage membrane is conducted using the electrical discharge testing method. Four leakage points with joint and unloading damage were found, which were repaired by a welding technician and passed the retest.