On April 28, FPSO "offshore oil 111" berthed safely at Guangzhou Wenchong Shipyard. On April 30, FPSO "Nanhai victory" berthed safely at Shenzhen Youlian shipyard. The docking repair of the two oil tankers is the key work of the oil field in the east of the South China Sea. The company cooperates with relevant parties in the diving, limiting and towing of oil tankers, overcomes a series of problems such as technology, sea conditions and multi-party participation, ensures that the next docking repair is carried out as scheduled, and writes a song of workers before the arrival of the May 1 International Labor Day. The maintenance department of the company will continue to provide services for in-house repair in Wenchong Shipyard.