Founded in 2005, Ningbo Zhenhai Hongyu Chemical Co., Ltd. was located in Zhenhai Petrochemical Zone, Ningbo city, China. It specializes in the sales of petroleum and chemical products. Our business covers China, Southeast Asia areas and India. Our company entered the clean energy industry chain and set up refinery energy (Zhejiang) Co., Ltd in 2018. We have our own OEM factory and a perfect research team. The biodiesel produced from gutter oil has excellent product quality, and fully meets the national standard of B100, with a high conversion rate of 90%. The company is at the top level in the production technology of biodiesel in domestic. Its comprehensive utilization is in line with the international level as well.