Taiwan’s indigenous natural gas production is about 0.78% of its consumption, 99.22% of its consumption should be imported from the other regions. Like Japan, Taiwan is an oceanic country and is far away from the natural gas production countries, geographically and technologically, it is very difficult to construct a subsea pipelines far from 3,000~4,000 km away for gas transmission, not like the continental countries, for example, the EU, imports natural gas using of pipelines from Russia, Central Asia, Middle East, and North Africa.
The natural gas transporting process is showed as the following flow chart.