Global Bio-chem Rises 15% as Trading Volume Surges

Shrs up 15% as of 1:07 p.m. in Hong Kong with 5-day AVAT +1,482%.

* Shrs up most since Feb. 2012 * Institutional investors are buying back shrs after recently finding bottom, former VC Brokerage analyst Scott Leung says by phone Note: Shrs hit lowest since Nov. 2008 on April 2

(Corrects to show that Scott Leung no longer works for VC Brokerage.)
Before it's here, it's on the Bloomberg Terminal.