Our colleague just visit One of The Hangsen e-liquid manufacturing factory located in ShenZhen, seems very professional and safe. lol, what do you think?
http://www.cigabuy.com/index.php?main_page=ws_search_result&disp_order=8&keyword=hangsen+e-liquid
http://www.cigabuy.com/index.php?main_page=ws_search_result&disp_order=8&keyword=hangsen+e-liquid