LNG imports will grow fourfold by 2040, report says.
Experts say lucrative trade driven by superstitious beliefs and lubricated by corruption will still be hard to stamp out.
Regulators weigh the consequences of easing exchange rate controls.
The government has promised to avoid household shortages, raising reliance on costly LNG imports.
Wildlife experts warn of new threats to endangered species as China expands the market after policy reversal.
Private firms are surrendering control to the state as share prices slide.