Shanghai BOHE Enterprise Development Co.,Ltd. was founded in August 2003, with total investment of over 60 million RMB yuan and occupied floor area of 41243.5ã¡. The company is located in No. 2 Industrial Zone Jinshan Dist., Shanghai, China, and mainly produces industrial acetylene gas and downstream fine chemical intermediate products.We are specialized in the synthesis of fine chemicals and ethynylation with acetylene as raw materials. 2,5-Norbornadiene that we produced is produced with world-leading environmentally friendly technologies with independent IPRs. Products feature high purity and stable quality, and are mainly used in high-energy fuels, pesticides, medicines, perfumes and utilization of solar energy