Sinopec Corp.(SH:600028) Hai Nan Ri Bao·2025-12-19 11:45Group 1 - The first batch of cumulative processing value-added duty-free business has officially launched in Hainan Free Trade Port, marking a significant breakthrough for the industry [1] - This business was completed by Sinopec Hainan Refining & Chemical Co., Ltd. and Weida Chemical Co., Ltd., providing a model for upstream and downstream enterprises to share policy benefits [1] - The successful implementation of this duty-free business is rooted in a 19-year proximity between the two companies, enhancing collaboration and efficiency in the supply chain [1] Group 2 - The first batch consists of 58 tons of goods, which will be transported to Fujian via the Xiaochantan Port [1] - The logistics process involves the rapid delivery of polypropylene and polyethylene pellets produced by Hainan Refining to Weida Chemical, transforming raw materials into market-ready products [1]