Shanghai Pudong New Area No.13 Wu Machines Chemical No.18 Salt Industries No.20 Jing Xi Chemistry Products No.43 Natural Gas No.81 Petroleum Petrochemicals Chemicals Products Chemicals Fine Chemicals Hua Gong / Chemistry Er Sulfur Chemical Carbon Er Jia Ji Ya Feng 副会长单位 会长单位 绿色工厂 市著名商标 发明专利 实用新型专利