TOOLS Base Metal Prices http://www.infomine.com/investment/metalschart.asp?c=zinc&u=oz&x=usd&r=3y&submit1.x=28&submit1.y=5 Steel & Raw Material Price Index http://www.steelhome.cn/en/ U.S. Duty Rates http://www.usitc.gov/tata/hts/bychapter/index.htm Current Exchange Rate http://www.x-rates.com/d/USD/table.html BEARINGS FIT Bearings Steel Information http://www.jyxc.com Radial Internal Clearance Chart http://www.toolscharts.htm#radialinternalclearance Bearing Vibration http://www.fitbearings.com/pdf/vibration.pdf Bearing Load Ratings http://www.toolscharts.htm#bearingloadratings Bearing Lubrication http://www.toolscharts.htm#bearinglubrication Inch/Metric Conversion Chart http://www.toolscharts.htm#inchmetricconversion Temperature Conversion Chart http://www.toolscharts.htm#temperatureconversion Bearings Industry News http://ebearing.com HUBS How to Measure Hub Bolt Pattern http://www.toolscharts.htm#measureboltpattern OTHER Touring China http://www.travelchinaguide.com/ China Visas http://sanfrancisco.china-consulate.org/eng/qianzhen/ World Time Zones http://www.worldtimeserver.com/ Official Website of the Shanghai Municipality http://61.129.65.26:82/gate/big5/www.sh.gov.cn/shanghai/node8059/ International Standards for Business, Government and Society http://www.iso.org/ World Trade Organization (WTO) http://www.wto.org/ ISO 2859 Sampling Standard http://www.toolscharts.htm#iso2859 World Holiday Calendar http://www.earthcalendar.net/ Trade Tech http://www.tradetech.net/home.html