"Beihai is a beautiful costal city with unique geographic advantages, especially convenient sea transportation and favorable business environment," said Wang Zhiyong, chairman of HKC Electronics Co Ltd in an interview with a local media in Beihai one year ago.

A loans account manager with a rural bank in an eastern costal province on the mainland, using the pseudonym Liu, claimed that she had seldom encountered defaults by borrowers.

The costal city of Dalian in Northeast China's Liaoning province, where the DCE is based, will support the DCE in its expansion and speed up making the city into a global commodity pricing and risk management center, said Tan Chengxu, mayor of the city.