Which is better, Jincheng Petrochemical or Fuhai Petroleum?

Jincheng Petrochemical is good. Jincheng Petrochemical has strong technical strength, a high-quality technical team and advanced production and testing equipment in the petrochemical field. The quality of Jincheng Petrochemical's products is stable and reliable, which can meet the different needs of customers. Pay attention to customer service, provide professional technical support and after-sales service to meet customer needs.