I would like to know what are the main engineering quantities for a 600,000 tons/year propane dehydrogenation plant?

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On the morning of August 31, the intermediate handover ceremony for the first phase of the Yanchang CNPC Taixing Light Hydrocarbons Deep Processing Project was held, marking the completion of the main structure of the project and its transition to the trial production stage. The project is undertaken by Yanchang Petroleum and China Gas Holdings. The first phase involves an investment of around 3.8 billion yuan, with a land area of about 500 mu, to build a propane dehydrogenation plant with an annual capacity of 600,000 tons, along with associated utility facilities ； The second-phase investment amounts to approximately 5.8 billion yuan, with a land area of around 496 mu. It involves the construction of a propane dehydrogenation plant with an annual capacity of 600,000 tons, a polypropylene plant with an annual capacity of 300,000 tons, as well as downstream facilities, all built through joint venture. It is reported that the total investment in the expansion of the Zhongran Taixing light hydrocarbon deep processing project amounts to around 10 billion yuan, with construction taking place in two phases