China Shipping Air Cargo Co.,Ltd
http://www.cnshippingair.com

China Shipping Telecommunications Co.,Ltd
http://www.cnshipping.com/cstele

China Shipping Development Co.,Ltd
http://www.cnshipping.com/csd

China Shipping logistics Co.,Ltd
http://www.csl.com.cn

HKSAR - Marine Department
http://www.info.gov.hk/mardep/index.htm

Tradelink
http://www.tdctrade.com