diff --git a/src/db_store_mongo.erl b/src/db_store_mongo.erl
index c09d7c6..276760b 100644
--- a/src/db_store_mongo.erl
+++ b/src/db_store_mongo.erl
@@ -197,14 +197,7 @@ seg_text(Name, Files) ->
 	FullName = lists:foldl(fun({S, _}, Acc) ->
 		Acc ++ " " ++ S
 	end, Name, Files),
-	seg_text(FullName).
-
-seg_text(FullName) ->
-	case config:get(use_rmmseg, false) of
-		false -> list_to_binary(FullName);
-		true ->
-			rmmseg:seg_space(list_to_binary(FullName))
-	end.
+	tor_name_seg:seg_text(FullName).
 -endif.
 
 % {file1, {name, xx, length, xx}, file2, {name, xx, length, xx}}
diff --git a/src/hash_reader/hash_reader_sup.erl b/src/hash_reader/hash_reader_sup.erl
index 7c0ec8a..990489a 100644
--- a/src/hash_reader/hash_reader_sup.erl
+++ b/src/hash_reader/hash_reader_sup.erl
@@ -34,7 +34,7 @@ start_standalone(IP, Port, Size) ->
 	start_dep_apps(),
 	tor_download:start_global(),
 	config:start_link("hash_reader.config", fun() -> config_default() end),
-	init_rmmseg(config:get(use_rmmseg, false)),
+	tor_name_seg:init(),
 	% NOTE:
 	Stats = {hash_reader_stats, {hash_reader_stats, start_link, [Size]}, permanent, 2000, worker, [hash_reader_stats]},
 	DownloadStats = {tor_download_stats, {tor_download_stats, start_link, []}, permanent, 2000, worker, [tor_download_stats]},
@@ -42,14 +42,6 @@ start_standalone(IP, Port, Size) ->
 	DBDateRange = {db_daterange, {db_daterange, start_link, [?DBPOOLNAME]}, permanent, 1000, worker, [db_daterange]},
 	start_link(IP, Port, Size, [Log, DBDateRange, DownloadStats, Stats]).
 
-init_rmmseg(true) ->
-	io:format("rmmseg is enabled~n", []),
-	rmmseg:init(), 
-	rmmseg:load_dicts();
-init_rmmseg(false) ->
-	io:format("rmmseg is disabled~n", []),
-	ok.
-
 start_link(IP, Port, Size) ->
 	start_link(IP, Port, Size, []).
 
@@ -81,5 +73,5 @@ config_default() ->
 	 {save_to_db, false},
 	 {save_to_file, true},
 	 {load_from_db, false},
-	 {use_rmmseg, false},
+	 {text_seg, simple},
 	 {torrent_path, "torrents/"}].
diff --git a/src/tor_name_seg.erl b/src/tor_name_seg.erl
new file mode 100644
index 0000000..3241fb7
--- /dev/null
+++ b/src/tor_name_seg.erl
@@ -0,0 +1,53 @@
+%%
+%% tor_name_seg.erl
+%% Kevin Lynx
+%% segment torrent name into words
+%%
+-module(tor_name_seg).
+-include("vlog.hrl").
+-export([init/0, seg_text/1]).
+
+%% text_seg: [rmmseg, none, simple]
+init() ->
+	Method = config:get(text_seg, simple),
+	io:format("text segment use `~p`~n", [Method]),
+	do_init(Method).
+
+seg_text(Text) when is_list(Text) ->
+	Method = config:get(text_seg, simple),
+	do_seg_text(Method, Text).
+
+do_init(rmmseg) ->
+	rmmseg:init(), 
+	rmmseg:load_dicts();
+
+do_init(none) ->
+	io:format("warning: text segment `none` can NOT search by non-english text~n", []),
+	ok;
+
+do_init(simple) ->
+	ok;
+
+do_init(M) ->
+	io:format("unknown text segment method ~p, only support [none, simple, rmmseg]~n", [M]),
+	ok.
+
+do_seg_text(none, Text) ->
+	list_to_binary(Text);
+
+do_seg_text(rmmseg, Text) ->
+	rmmseg:seg_space(list_to_binary(Text));
+
+do_seg_text(simple, Text) ->
+	case string_split:split(Text) of
+		{error, L, D} ->
+			?E(?FMT("string split failed(error): ~p ~p", [L, D])),
+			list_to_binary(Text);
+		{incomplete, L, D} ->
+			?E(?FMT("string split failed(incomplte): ~p ~p", [L, D])),
+			list_to_binary(Text);
+		{ok, R} -> 
+			R 
+	end.
+
+
diff --git a/src/transfer.erl b/src/transfer.erl
new file mode 100644
index 0000000..8c95731
--- /dev/null
+++ b/src/transfer.erl
@@ -0,0 +1,43 @@
+-module(transfer).
+-compile(export_all).
+-export([start/0]).
+-define(DBNAME, torrents).
+-define(COLLNAME, hash).
+-define(ONE_DAY, 24*60*60).
+-define(READ_POOL, read_pool).
+-define(WRITE_POOL, write_pool).
+-export([start/2]).
+
+start() ->
+	mongo_sup:start_pool(?READ_POOL, 5, {localhost, 10000}),
+	mongo_sup:start_pool(?WRITE_POOL, 5, {localhost, 27010}),
+	[spawn(?MODULE, start, [DayStart, DayEnd]) ||
+		{DayStart, DayEnd} <- gen_day_ranges()],
+	ok.
+
+gen_day_ranges() ->
+	Today = time_util:now_day_seconds(),
+	[day_secs_at(Today, Before) || Before <- lists:seq(0, 15)].
+
+day_secs_at(Today, Before) ->
+	{Today - Before * ?ONE_DAY, Today - Before * ?ONE_DAY + ?ONE_DAY}.
+
+start(DaySecs, DaySecsMax) ->
+	RConn = mongo_pool:get(?READ_POOL),
+	WConn = mongo_pool:get(?WRITE_POOL),
+	Docs = mongo:do(safe, master, RConn, ?DBNAME, fun() ->
+		Cursor = mongo:find(?COLLNAME, {created_at, {'$gt', DaySecs, '$lt', DaySecsMax}}),
+		mongo_cursor:rest(Cursor)
+	end),
+	case Docs of 
+		[] ->
+			ok;
+		_ ->	
+			mongo:do(safe, master, WConn, ?DBNAME, fun() ->
+				mongo:insert(?COLLNAME, Docs)
+			end)
+	end,
+	io:format("done at ~p size ~p~n", [DaySecs, length(Docs)]).
+
+
+
diff --git a/src/utils/name_seger.erl b/src/utils/name_seger.erl
new file mode 100644
index 0000000..84eeaf4
--- /dev/null
+++ b/src/utils/name_seger.erl
@@ -0,0 +1,74 @@
+%%
+%% name_seger.erl
+%% Kevin Lynx
+%% segment name by rmmseg 
+%%
+-module(name_seger).
+-export([start/0]).
+-define(DBNAME, torrents).
+-define(COLLNAME, hashes).
+-define(POOLNAME, db_pool).
+-define(BATCHSIZE, 1000).
+
+start_dep_apps() ->
+	code:add_path("deps/bson/ebin"),
+	code:add_path("deps/mongodb/ebin"),
+	Apps = [asn1, crypto, public_key, ssl, inets, bson, mongodb],	
+	[application:start(App) || App <- Apps].
+
+start() ->
+	start_dep_apps(),
+	rmmseg:init(),
+	rmmseg:load_dicts(),
+	IP = localhost,
+	Port = 27017,
+	mongo_sup:start_pool(?POOLNAME, 2, {IP, Port}),
+	process().
+
+process() ->
+	Conn = mongo_pool:get(?POOLNAME),
+	mongo:do(safe, master, Conn, ?DBNAME, fun() ->
+		Cursor = mongo:find(?COLLNAME, {}),
+		process(Cursor, ok, 0)
+	end).
+
+process(Cursor, ok, Sum) ->
+	print_stats(Sum),
+	Ret = process_one(mongo_cursor:next(Cursor)),
+	process(Cursor, Ret, Sum + 1);
+
+process(_Cursor, stop, Sum) ->
+	io:format("process done, total ~p~n", [Sum]),
+	stop.
+
+print_stats(Sum) ->
+	case Sum rem 500 == 0 of
+		true ->
+			io:format(" -> ~p~n", [Sum]);
+		false ->
+			ok
+	end.
+
+commit(Hash, NameArray) when is_binary(Hash), is_binary(NameArray) ->
+	Cmd = {findAndModify, ?COLLNAME, query, {'_id', Hash}, 
+		update, {'$set', {name_array, NameArray}}, fields, {'_id', 1},
+		new, false},
+	mongo:command(Cmd).
+
+process_one({}) ->
+	stop;
+process_one({Doc}) ->
+	Torrent = db_store_mongo:decode_torrent_item(Doc),
+	{Hash, NameArray} = seg_torrent(Torrent),
+	commit(list_to_binary(Hash), NameArray),
+	ok.
+
+seg_torrent({single, Hash, {Name, _}, _, _}) ->
+	{Hash, rmmseg:seg_space(list_to_binary(Name))};
+
+seg_torrent({multi, Hash, {Name, Files}, _, _}) ->
+	FullName = lists:foldl(fun({S, _}, Acc) ->
+		Acc ++ " " ++ S
+	end, Name, Files),
+	{Hash, rmmseg:seg_space(list_to_binary(FullName))}.
+
diff --git a/tools/create_bin.bat b/tools/create_bin.bat
index 60386d1..2606922 100644
--- a/tools/create_bin.bat
+++ b/tools/create_bin.bat
@@ -16,4 +16,5 @@ copy ebin\*.* bin\ebin\
 mkdir bin\tools
 mkdir bin\tools\db-replset
 copy tools\db-replset\*.* bin\tools\db-replset\
+copy priv\*.dic bin\priv\
 pause