◇  唐山市新興鋼鐵有限公司                                                                                ◇  秦皇島淺野水泥廠

◇  順興鋼鐵有限公司                                                                                            ◇  冀東水泥廠

◇  遷安首鋼公司                                                                                                    ◇  遼寧營口青花耐火材料股份有限公司

◇  等等