Clifford Chance (CC) is acting alongside two Canadian firms on PetroChina’s proposed $5.4bn (£3.4bn) investment in Canadian energy company Encana’s natural gas assets, reports The Am Law Daily.

Oil giant PetroChina will take a 50% stake in Encana’s Cutbank Ridge natural gas assets in British Columbia and Alberta, in a deal set to mark the largest-ever Chinese investment in Canada’s energy sector.