shijiazhuang yiliu petroleum and fine chemical plant is specialist chemical plant is one of branch plant of China Leibangsi Imp and Exp Co., Ltd, which is located in shijiazhuang city and at foot of Tai hang Mountain. Our company mainly produce phthalic anhydride, dioctyl phthalate, dibutyl phthalate, pentaerythritol, 2-Naphthol, and triethylamine. They can be exported to 17 countries, the export sales is 75 percent of all trading. The employees was included 15 senior engineers, 10 technological experts. We highlight that we are a serious and standard enterprise that always guarantees good quality and service, and we try our best to keep long-term business relationships with all clients and potential customers. Kindly look forward to greater cooperation with all customers based on mutual benefits.