The petrochemical base project in Lianyungang City, Jiangsu Province features a chemical waste storage area of 55,000 square meters, currently in operation. On-site integrity checks of the anti-seepage lining are conducted using the high-density resistivity method. Post-inspection, the collected data is inverted analyzed, leading to the final conclusion that the temporary storage's anti-seepage system is intact with no leakage issues detected.