diff --git a/lib/SNMP/Info.pm b/lib/SNMP/Info.pm
index b97556fb..c18b4a5a 100644
--- a/lib/SNMP/Info.pm
+++ b/lib/SNMP/Info.pm
@@ -1701,6 +1701,7 @@ sub device_type {
         5624  => 'SNMP::Info::Layer3::Enterasys',
         6027  => 'SNMP::Info::Layer3::Force10',
         6141  => 'SNMP::Info::Layer3::Ciena',
+        6339  => 'SNMP::Info::Layer3::DigitalChina',
         6486  => 'SNMP::Info::Layer3::AlcatelLucent',
         6527  => 'SNMP::Info::Layer3::Timetra',
         6672  => 'SNMP::Info::Layer2::Proscend',
@@ -1765,6 +1766,7 @@ sub device_type {
         4526  => 'SNMP::Info::Layer2::Netgear',
         5624  => 'SNMP::Info::Layer3::Enterasys',
         6141  => 'SNMP::Info::Layer3::Ciena',
+        6339  => 'SNMP::Info::Layer3::DigitalChina',
         6486  => 'SNMP::Info::Layer3::AlcatelLucent',
         6672  => 'SNMP::Info::Layer2::Proscend',
         8886  => 'SNMP::Info::Layer3::Raisecom',
diff --git a/lib/SNMP/Info/Layer3/AlcatelLucent.pm b/lib/SNMP/Info/Layer3/AlcatelLucent.pm
index 3f9153c3..f2c3591b 100644
--- a/lib/SNMP/Info/Layer3/AlcatelLucent.pm
+++ b/lib/SNMP/Info/Layer3/AlcatelLucent.pm
@@ -96,6 +96,8 @@ sub model {
     my $id    = $alu->id();
     my $model = &SNMP::translateObj($id);
 
+    return 'ASAM 73xx' if $id =~ /637\.61\.1$/;
+
     return $id unless defined $model;
 
     $model =~ s/^device//;
diff --git a/lib/SNMP/Info/Layer3/DigitalChina.pm b/lib/SNMP/Info/Layer3/DigitalChina.pm
new file mode 100755
index 00000000..e100ff81
--- /dev/null
+++ b/lib/SNMP/Info/Layer3/DigitalChina.pm
@@ -0,0 +1,149 @@
+# SNMP::Info::Layer3::DigitalChina - SNMP Interface to DigitalChina Devices
+#
+# Copyright (c) 2020 by 135.
+
+package SNMP::Info::Layer3::DigitalChina;
+
+use strict;
+use warnings;
+use Exporter;
+use SNMP::Info::Layer3;
+
+@SNMP::Info::Layer3::DigitalChina::ISA       = qw/SNMP::Info::Layer3 Exporter/;
+@SNMP::Info::Layer3::DigitalChina::EXPORT_OK = qw//;
+
+our ($VERSION, %GLOBALS, %MIBS, %FUNCS, %MUNGE);
+
+$VERSION = '3.70-135';
+
+%MIBS = ( %SNMP::Info::Layer3::MIBS, );
+
+%GLOBALS = (
+    %SNMP::Info::Layer3::GLOBALS,
+    'model_oid'  => 'mib-2.47.1.1.1.1.2.1',
+    'serial_oid' => 'mib-2.47.1.1.1.1.11.1',
+    'hw_oid'     => 'mib-2.47.1.1.1.1.8.1',
+    'brom_oid'   => 'mib-2.47.1.1.1.1.9.1',
+    'os_ver_oid' => 'mib-2.47.1.1.1.1.10.1',
+);
+
+%FUNCS = ( %SNMP::Info::Layer3::FUNCS, );
+
+%MUNGE = ( %SNMP::Info::Layer3::MUNGE, );
+
+sub vendor {
+    return 'digital-china';
+}
+
+sub os {
+    return 'snr-os';
+}
+
+sub os_ver {
+    my $obj = shift;
+    my $os_ver = $obj->os_ver_oid || undef;
+    my $brom = $obj->brom_oid || undef;
+
+
+    return $os_ver . ' bootrom:' . $brom
+        if defined $os_ver and defined $brom;
+    return $os_ver
+        if defined $os_ver;
+    return 'unknown';
+}
+sub model {
+    my $obj = shift;
+    my $model = $obj->model_oid || undef;
+    my $hwver = $obj->hwver || undef;
+
+    return $model . ' HW:' . $hwver
+        if defined $model and defined $hwver;
+    return $model
+        if defined $model;
+    return $obj->SUPER::model();
+}
+
+sub hwver {
+    my $obj = shift;
+    my $hwver = $obj->hw_oid || undef;
+
+    return $hwver
+        if defined $hwver;
+}
+
+sub serial {
+    my $obj = shift;
+    my $serial = $obj->serial_oid || undef;
+
+    return $serial
+        if defined $serial;
+    return $obj->SUPER::serial();
+}
+
+1;
+__END__
+
+=head1 NAME
+
+SNMP::Info::Layer3::DigitalChina - SNMP Interface to DigitalChina Devices
+
+=head1 SYNOPSIS
+
+ # Let SNMP::Info determine the correct subclass for you.
+ my $obj = new SNMP::Info(
+                          AutoSpecify => 1,
+                          Debug       => 1,
+                          DestHost    => 'myrouter',
+                          Community   => 'public',
+                          Version     => 2
+                        )
+    or die "Can't connect to DestHost.\n";
+
+ my $class      = $obj->class();
+ print "SNMP::Info determined this device to fall under subclass : $class\n";
+
+=head1 DESCRIPTION
+
+Subclass for DigitalChina Devices
+
+=head2 Inherited Classes
+
+=over
+
+=item SNMP::Info::Layer3
+
+=back
+
+=head2 Inherited Classes' MIBs
+
+See L<SNMP::Info::Layer3/"Required MIBs"> for its own MIB requirements.
+
+=head1 GLOBALS
+
+These are methods that return scalar value from SNMP
+
+=over
+
+=item $obj->vendor()
+
+Returns 'digital-china'
+
+=item $obj->os()
+
+Returns 'snr-os'
+
+=item $obj->os_ver()
+
+Returns the software version.
+
+=item $obj->model()
+
+Returns the model extracted.
+
+=item $obj->serial()
+
+Returns serial number.
+
+=cut
+
+=back
\ No newline at end of file