Anglo-Dutch supermajor Shell has submitted the overall development plan for the second phase development of the Changbei tight gas field to its production sharing partner PetroChina for review and comment, but does not expect approval from the Chinese government for some time.

The company has completed appraisal drilling for Changbei phase two under the terms of the production sharing contract amended in 2012 and has submitted the overall development plan to PetroChina, a Shell China spokesperson told Upstream.

However,