State Pipeline Network Group said China’s first island-ring natural gas network,
the Hainan ring, has delivered more than 35 billion cubic meters of gas,
supporting Hainan free trade port development and the island’s clean-energy
transition. The 899 km network comprises four trunk lines, traverses 14 cities
and counties and serves over 10 million people, supplying gas-fired power
plants, industrial users and urban gas customers.