We have installed over 20 sets of chemical equipment for 7 ethylene projects ( Daqing, Nanjing Yangtze, Shandong Qilu, Fushun, Maoming, Guangzhou, Tianjin) and 8 Refiners ( Fushun, Shenyang, Jinxi, Luoyang, Henan Nanyang, Jilin Qianguo, Dalian West Pacifi |