Weifang Tongrun Chemical Co., Ltd locate in the flourishing Shandong Peninsula and the Buzhuang Chemical zone at Pan-Bohai Economic Belt, it’s between the nice coastal city Qingdao and the international kite city Weifang , 130km to Qingdao Airport and 40km to Weifang urban area. It covers 125acre, has more than 100 staff, among which above 50% is engineer and technician.