Core Points - The torch relay for the 15th National Games concluded on November 2, 2023, with the flame uniting in Guangdong after being transmitted through Hong Kong, Macau, Guangzhou, and Shenzhen, symbolizing the spirit of unity and collaboration in the Greater Bay Area [1][8] - The "source fire" for the Games was uniquely sourced from the deep sea, marking the first time in history that a major sports event has obtained fire from the ocean floor, showcasing innovation and environmental engagement [2][9] Group 1: Torch Relay Activities - The torch relay involved a one-day event that connected four cities, emphasizing the theme "Passion for the National Games, Vitality of the Greater Bay Area" [1] - The relay started at Shenzhen's Lianhua Mountain Park, with various cities showcasing their cultural and technological strengths through different modes of transportation, including autonomous vehicles and robots [3][5] - The event featured a diverse group of torchbearers, including notable figures like academicians and young innovators, highlighting the blend of tradition and modernity [5][7] Group 2: Cultural Significance - The relay represented a significant cultural moment, being the first cross-border torch relay in the history of the National Games, symbolizing the integration and development of the Guangdong-Hong Kong-Macau Greater Bay Area [8] - The atmosphere during the relay was vibrant, with local citizens and tourists actively participating and expressing their pride and excitement for the event [8][9] - The culmination of the event included a ceremonial fusion of the flames from the four cities, reinforcing the message of unity and shared aspirations among the regions [9]

Core Points - The 15th National Games and the 12th National Paralympic Games, along with the 9th Special Olympics, held a fire collection ceremony in Guangzhou, with the "source fire" originating from 1522 meters deep in the South China Sea [1][2] - The "Haimen" deep-sea remote-controlled vehicle successfully collected combustible ice and associated gas from a cold seep at a depth of 1522 meters, which was ignited to create the "source fire" [1] - The event symbolizes collaboration among Guangdong, Hong Kong, and Macau, with the fire being transported to these regions for a torch relay in November [2] Summary by Sections Event Overview - The fire collection ceremony took place on October 9 at the Guangzhou Marine Geological Survey Bureau [1] - The "source fire" was collected from a cold seep at a depth of 1522 meters in the South China Sea [1] Technology and Research - The "Haimen" ROV was developed by the Guangzhou Marine Geological Survey Bureau and successfully operated at significant ocean depths [1] - The process involved remote control of a mechanical arm to collect gas and combustible ice, which was ignited using solar energy converted to electricity [1] Symbolism and Future Events - The fire was presented to key officials from the National Sports Administration and the China Disabled Persons' Federation, symbolizing unity among the three regions [2] - The torch relay will take place in Hong Kong, Macau, Guangzhou, and Shenzhen in November following the fire collection [2]

据新华社广州10月9日电 深海逐梦，燃冰成炬。9日，第十五届全国运动会和全国第十二届残疾人运动会暨第九届 特殊奥林匹克运动会火种采集仪式在广州举行。 此次"源火"采集，是全球大型运动会历史上首次在深海海底获取"源火"。9月18日，广州海洋地质调查局牵头自主 研发的"海马"号深海遥控潜水器（ROV）下潜至南海北部海域1522米的海底，抵达冷泉渗漏点。科研人员远程精 准操控机械臂持采集舱，采集渗漏点溢出的可燃冰及伴生气。沉睡的可燃冰在降压作用下被"唤醒"，分解产生的 甲烷气体成为"源火"气源。16时48分，船上的光伏发电装置将太阳能转化为电能并传输到海底，在1522米的深海 成功将这股来自地球"蓝色血脉"中的气体引燃。 9月18日，采火装置在海底冷泉喷口采集可燃冰。新华社发（广州海洋地质调查局供图） 十五运会和残特奥会组委会执行主任、广东省政府党组书记孟凡利表示，火种采集承载着宝贵的中华体育精 神，"源火"通过精准引燃南海超深海海底可燃冰获得，是中华民族自立自强、勇攀高峰的生动写照，必将为全运 会和残特奥会留下独一无二的湾区记忆。 十五运会和残特奥会火种采集仪式举行过后，火炬传递活动将于11月在香港、澳门、广州、 ...

Core Points - The event marks a historic breakthrough in the collection of fire sources for large-scale comprehensive sports events, utilizing deep-sea remote-controlled vehicles to ignite combustible ice [3][4] Group 1 - The "Haim" deep-sea remote-controlled vehicle successfully descended to a depth of 1522 meters to collect combustible ice and associated gas [4] - The process involved the remote-controlled operation of a mechanical arm to collect gas leaking from the seabed, which was then ignited to produce methane gas as the fire source [4] - The event was recorded using ultra-high-definition equipment, showcasing the innovative technology used in the collection process [3]