After doing a little more research and watching the Chinese stock market  these are my recommends for pre market $惠普森医药 (CPHI.US)$        $Co-diagnostics (CODX.US)$     $吉利德科学 (GILD.US)$  
$Aimmune Therapeutics (AIMT.US)$    $Vaxart (VXRT.US)$