Ko Chemwin he kamupene hokohoko rawa matū i Haina, kei Shanghai Pudong New Area, me te tauranga, te wapu, te taunga waka rererangi me te whatunga tereina, kei Shanghai, Guangzhou, Jiangyin, Dalian me Ningbo Zhoushan i Haina, me nga whare putunga matū me te kino, me te kaha o te rokiroki mo te tau neke atu i te 50,000 taranata o nga taonga matū rawaka.
Na te whakawhanaketanga o te mahi tahi me nga kaihoko a-rohe me tawahi i Haina, kua mahi pakihi a ChemWin i neke atu i te 60 nga whenua me nga rohe tae atu ki Inia, Japan, Korea, Turkey, Vietnam, Malaysia, Russia, Indonesia, Awherika ki te Tonga, Ahitereiria, United States me te Kotahitanga o Europi me te Tonga o Ahia.

I roto i te maakete o te ao, kua whakapumautia e matou he hononga pakihi mo te wa roa me te pumau me nga kamupene matū tino nui penei i te Sinopec, PetroChina, BASF, DOW Chemical, DUPONT, Mitsubishi Chemical, LANXESS, LG Chemical, Sinochem, SK Chemical, Sumitomo Chemical me CEPSA. Ko o tatou hoa o te rohe i Haina ko: Hengli Petrochemical, Wanhua Chemical, Wansheng, Lihua Yi, Shenghong Group, Jiahua Chemical, Shenma Industry, Zhejiang Juhua, LUXI, Xinhecheng, Huayi Group me nga rau o etahi atu kaihanga matū nui i Haina.