·4: On June 5, 2007, China successfully drilled a flammable ice sample of natural gas hydrate in the northern part of the South China Sea. China became the fourth natural hydrate sample collected after the United States, Japan, and India. s country.
*5: As of this time, physical and gas hydrates were actually obtained, and the Ministry of Land and Resources has invested a total of 500 million yuan.
·9: The Ministry of Land and Resources started the exploration of natural gas hydrates in 1999 and it will take nine years.
24: China’s discovery of natural gas hydrates in the Shenhu area of ​​the South China Sea has become the 24th region in the world where physical samples of natural gas hydrates have been collected.
164: One cubic meter of natural gas hydrate can release 164 cubic meters of natural gas.