https://droidsans.com/node/138022

3. flashtool http://click.xda-developers.com/api/click?format=go&key=f0a7f91912ae2b52e0700f73990eb321&loc=http%3A%2F%2Fforum.xda-developers.com%2Fshowthread.php%3Fp%3D42947468&v=1&libId=38c97379-14c2-433f-b012-940751416a3c&out=http%3A%2F%2Flenovo-forums.ru%2Findex.php%3Fapp%3Dcore%26module%3Dattach%26section%3Dattach%26attach_id%3D1682&title=Lenovo%20IdeaPhone%20S920%20-%20xda-developers&txt=http%3A%2F%2Flenovo-forums.ru%2Findex.php%3Fap…attach_id%3D1682&jsonp=vglnk_jsonp_137820601858511