BC Stats, a division of the Ministry of Labour and Citizens’ Services, maintains a comprehensive database on Trade Statistics for the province.
The Mnistry of Small Business, Technology and Economic Development also publishes numerous publications related to trade, investment and economic development in British Columbia. They can be found within the Ministry's Reports & Publications section.
For more information on the status of various trade agreements that are in place or under negotiation at the federal level, please check out DFAIT's Negotiations and Agreements.