![](http://www.ecns.cn/hd/2021/05/17/885d76ceb7904c1688eecc10fb0735cb.jpg)
Photo taken on May 12, 2021 shows staff members ready to dive into the water on the "Deep Sea No.1" energy station at the Lingshui 17-2 gas field off south China's island province of Hainan. The Lingshui 17-2 gas field is China's first deep-water self-operated gas field, with an average operational water depth of 1,500 meters. The Deep Sea No.1 has a maximum displacement of 110,000 tonnes. With a designed service life of 150 years, the facility has a maximum oil storage capacity of 20,000 cubic meters. (Xinhua/Pu Xiaoxu)
![](http://www.ecns.cn/hd/2021/05/17/f3670d725e924da7b0af59575ecdaae3.jpg)
Photo taken on May 12, 2021 shows the "Deep Sea No.1" energy station at the Lingshui 17-2 gas field off south China's island province of Hainan. The Lingshui 17-2 gas field is China's first deep-water self-operated gas field, with an average operational water depth of 1,500 meters. The Deep Sea No.1 has a maximum displacement of 110,000 tonnes. With a designed service life of 150 years, the facility has a maximum oil storage capacity of 20,000 cubic meters. (Xinhua/Pu Xiaoxu)
![](http://www.ecns.cn/hd/2021/05/17/d116c97e8de5433eaff43253d99e92b2.jpg)
Photo taken on May 12, 2021 shows the lifeboats on the "Deep Sea No.1" energy station at the Lingshui 17-2 gas field off south China's island province of Hainan. The Lingshui 17-2 gas field is China's first deep-water self-operated gas field, with an average operational water depth of 1,500 meters. The Deep Sea No.1 has a maximum displacement of 110,000 tonnes. With a designed service life of 150 years, the facility has a maximum oil storage capacity of 20,000 cubic meters. (Xinhua/Pu Xiaoxu)
![](http://www.ecns.cn/hd/2021/05/17/d3ead02f211b4b5a9fc9e22e00509010.jpg)
Photo taken on May 12, 2021 shows a helicopter deck on the "Deep Sea No.1" energy station at the Lingshui 17-2 gas field off south China's island province of Hainan. The Lingshui 17-2 gas field is China's first deep-water self-operated gas field, with an average operational water depth of 1,500 meters. The Deep Sea No.1 has a maximum displacement of 110,000 tonnes. With a designed service life of 150 years, the facility has a maximum oil storage capacity of 20,000 cubic meters. (Xinhua/Pu Xiaoxu)