public static boolean uninstallSilent(Context context,String packageName,boolean isKeepData) {
		if(zStringUtils.isEmpty(packageName)) {
			return false;
		}else {
			StringBuilder command = new StringBuilder().append("LD_LIBRARY_PATH=/vendor/lib:/system/lib pm uninstall")
                    .append(isKeepData ? " -k " : " ")
                    .append(packageName.replace(" ", "\\ "));
			CommandResult commandResult = zShellUtils.execCommand(command.toString(), !isSystemApplication(context), true);
	        if (commandResult.successMsg != null
	            && (commandResult.successMsg.contains("Success") || commandResult.successMsg.contains("success"))) {
	            return true;
	        }else {
	        	return false;
	        }
		}
	}