Yantai University   Yantai Darbond   yantai service agricultural technology co.ltd.   Yantai Billion Thai Chemical Co., Ltd.   Yantai Better Precision Machinery Co,.Ltd.   TianJin North JinHeng Chemical Plant   Yantai Takon Plastic Packaging Co., Ltd   Yantai Shunda Polyurethane Co.,Ltd   Yantai Hengnuo Chemical Technology Co.,LTD   Yantai Thinking Finechem Technology Co.,Ltd   Yantai Thinking Finechem Technology Co., Ltd   Ningbo Jinhe New Material Co.,Ltd   Yantai Sunshine Chemical Co.,Ltd.   Yantai Yusheng Chemical Co.,Ltd.   YanTai SunShine Chemical Co.Ltd   YANTAI DERUN LIQUID CRYSTAL MATERIALS CO.,LTD   Jinhe Enterprise Co., Ltd   Jinhe enterprise co., limited   jinhe metal company   Sunshow (Yantai) Speciality Chemical Co., Ltd