Thu, May 16, 2013 12:00 - Yanglin Soybean, Inc. (YSYB: OTC Link) - Tier Change - The symbol, YSYB, no longer is classified as OTCQB. As of Thu, May 16, 2013, YSYB resides in the OTC Pink Limited tier. You may find a complete list of tier changes at otcmarkets.com.