The policy that under evaluate the national currency has the positive impact on short term benefits, which will certainly lead to the increase of the export, the development of the current account situation and the improvement of economic strength (Mirela 2012). Related research indicates that real exchange rate fluctuations are found to be strongly associated with plant shutdown (Baldwin & Yan 2010), the stability of Canadian tariffs and real exchange rate is good for investing. In addition, after four “Atlantic Century”, the center of world economy has transferred to Asia-Pacific region from Western countries with the global division of labor and the adjustment of industrial structure. Canada, as the traditional Western industrial countries, has less competitiveness in manufacturing investment compared with developing countries. Canada has high labor costs, hiring a local skilled workers a minimum wage is about 15 Canadian dollars per hour, even the minimum wage of unskilled is about 10 Canadian dollars per hour. High-cost human resources cost is a distinct disadvantage in manufacturing investment. According to 2011 Census, Canada's population reached 35,000,000. The domestic market is small; it is about one-tenth of the U.S. Market. In addition, many markets in Canada have been occupied by the products from United States, Japan and Europe, and the competition is tough. The economic crisis continues to affect the Canadian economy, Consumer Price Index has been in a state of growth since 2009 (Statistics Canada 2013), unemployment rate is still very high (Statistics Canada 2013), and all of these are likely to affect the investment.