Tel：

+86 13681688662 (Mr. Liam Zhou)

+852 63930630 (Mr. Gao Longjing)

Email：

info@grand-ocean.hk

tech@grand-ocean.hk;

cruise@grand-ocean.hk

Address：

Unit 11, Floor 7, The Rainbow, 22 The Wang Yip Street South, Yuen Long, Hong Kong