Group 1 - The core message is that CNOOC Engineering Co., Ltd. has successfully completed the first phase of the underwater pipeline laying for the RUYA project in Qatar, which is valued at over $1 billion, marking it as the largest underwater pipeline project undertaken by a Chinese company in the Middle East [1] - The RUYA project involves the management, detailed design, procurement, construction, transportation, installation, and pre-commissioning of 41 subsea pipelines and 9 composite subsea cables in the Al-Shaheen oil field, one of the largest and most complex oil fields in the world [1]