Chyna Sea Ventures Ltd. is a distribution and marine publishing company based in Lantzville, British Columbia. Established in 1997 to publish and distribute the "Ports and Passes" tide book. The tide book started as backbone to our success. Along with our own products, we also distribute for Maptech Inc., Canadian Hydrographic Service (CHS), Pacific Marine Publishing, Atlantic Cruising Club, and are the exclusive North American distributor for the popular Zenstar line of GPS receivers. Our products are currently sold through over 200 retail accessory outlets, charter companies, manufacturers and wholesale outlets in Canada and the USA. Business is conducted from our offices and warehouse in Lantzville. A second warehouse is maintained in Blaine, Washington for quick and inexpensive shipping to our American customers.