State-owned Riaba Fertilizers Limited has awarded the engineering, procurement and construction contract for a new petrochemicals complex to a Chinese consortium led by East China Engineering Science and Technology Company (ECEC). The complex, planned to be built at Riaba, on the south-east coast of Bioko Island, will comprise an ammonia and urea plant with production capacity of 1.5m t/yr. A gas supply agreement for gas from fields east of Bioko Island is in place with the Block O and I operator Noble Energy and its partners Gunvor, Atlas Petroleum International and Glencore. Pre-front end engineering design work has been completed by WorleyParsons.