Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. The growing demand for energy coupled with the need for environmental sustainability ...

CNPC Engineering Technology R&D Company Limited, Huanghe Street 5, Beijing 102206, China National Engineering Research Center of Oil & Gas Drilling and Completion Technology, Huanghe Street 5, Beijing ...

The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets.