diff --git a/service-src/service_localcast.c b/service-src/service_localcast.c
new file mode 100644
index 00000000..2187e0f7
--- /dev/null
+++ b/service-src/service_localcast.c
@@ -0,0 +1,29 @@
+#include "skynet.h"
+#include "skynet_handle.h"
+#include "skynet_multicast.h"
+#include "localcast.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+static int
+_maincb(struct skynet_context * context, void * ud, int type, int session, uint32_t source, const void * msg, size_t sz) {
+	const struct localcast *lc = msg;
+	size_t s = lc->sz | type << HANDLE_REMOTE_SHIFT;
+	struct skynet_multicast_message * mc = skynet_multicast_create(lc->msg, s, source);
+	skynet_multicast_cast(context, mc, lc->group, lc->n);
+	free((void *)lc->group);
+	return 0;
+}
+
+int
+localcast_init(void * ud, struct skynet_context *ctx, const char * args) {
+	skynet_callback(ctx, ud, _maincb);
+	skynet_command(ctx, "REG", ".cast");
+
+	return 0;
+}
+
+
+