Beijing Beihuayan Petrochemical Design Institute Co., Ltd., located in Beijing, is a chemical process designer; Penstock design; Pressure vessel design and processing; Industrial building design; Civil architecture design; Chemical process design; Environmental assessment; Engineering consulting; Chemical engineering class B; Gas station (complete set); Gas filling station (complete set); Public works; Urban heating pipeline; Spray drying (complete set); As a small polypropylene complete process enterprise, the company has been adhering to the business philosophy of "reasonable quality, reasonable price and good service" since its inception, and we will use good products and services to satisfy you. 【 View details 】