* Hainan Refinery.
* Sunshine is in Handi.
* Huizhi Petrochemical.
* Yisheng Petrochemical.
* Kemmett Gas Company.
* China Petrochemical (HK) Company.
SDIC· Fu Bao.
* Huaxin Petroleum.
* China can be built.
* Sinochem Group.
* COSCO Shipping.
* The product is larger.
* Xiamen Jianfa.
* China Medicine.
:: Extension of oil supply.
* Hainan COSCO Shipping Energy Co., Ltd.
* Yangpu Hongkun Shipping Company Limited
Registered Enterprise in Yangpu Economic Development Zone, Danzhou City, Hainan Province 1230. The above enterprises may be the "big factories" you refer to. I suggest you consult the latest official information to get more detailed and accurate information.