Abstract: The oil industry standards progress has provided strong technical support to the oil exploration and development but some domestic standards of the oil industry used in the drilling sites by Tuha Company restrict the increasing of the drilling benefits to some extent due to their deficiencies and lagged revision.The limitation of the existent domestic standards of the oil industry and the problems with them are described and also some example standards that restrict the drilling benefits in Tuha oil fields are given.Some proposals are presented.