China to build undersea tunnel crossing Bohai Strait, Daisuke Nishimura, Asahi Shimbun, 18 Feb 2011, ... The Chinese government has approved a plan to bore a 106-kilometer undersea rail and road tunnel across the Bohai Strait between the Liaodong and Shandong peninsulas ...
books.google.com
Coastal Altimetry, Stefano Vignudelli, Springer, 2010, ISBN 978-3-642-12795-3, ... The Bohai Sea is a semi-enclosed coastal ocean on the northeastern China Sea with 78000 km2 in area ...