Xinjiang Shaneng Chemical Zhundong 800000 Tons/Year Coal to Olefin Project Officially Started, Total Investment 20.8 billion Sword Refers to PP/PE Integration

On May 29, 2026, the methanol-to-olefin (MTO) unit of the 800000-ton/year coal-to-olefin project of Zhundong Wucaiwan of China Xinjiang Shaneng Chemical Co., Ltd. held a commencement ceremony, and the pile foundation of the project was officially drilled and entered the substantive construction stage. The EPC general contractor is Sinopec Engineering and Construction Co., Ltd. (SEI).

Project core scale and installation system

the construction site of the project is Wucaiwan Mining Area, Modern Coal Chemical Industry Demonstration Zone, Zhundong Economic and Technological Development Zone, Xinjiang, China. The total investment of the project is 20.858 billion yuan, of which environmental protection investment is 1.667 billion yuan, accounting for 8.0 of the project construction investment, which is higher than the average level of China's coal chemical industry, reflecting the active investment of the project in environmental protection compliance.

The project covers 13 sets of core production units, forming a complete "coal & rarr; methanol & rarr; olefin & rarr; polyolefin" full chain: air separation unit 3 × 75000Nm & sup3;/h oxygen (2 steam drives +1 electric drive), methanol unit 2.2 million tons/year, MTO unit 2.2 million tons/year feed scale, olefin separation unit 800000 tons/year, steam cracking unit 50000 tons/year, C4 1-butene unit 15000 tons/year, polypropylene (PP) unit 450000 tons/year, polyethylene (PE) unit 450000 tons/year.

On-site transformation of pithead: industrial chain logic and cost advantage

the project is located at the pit entrance of No. 4 open-pit mine in Wucaiwan, with a clear strategic intention-starting from the pit entrance of the mine, low-value coal will be directly converted into high-value polyolefin products such as PP and PE in the producing area, so as to completely avoid the long-distance coal transportation cost and make full use of the rich land and energy resources in Zhundong region of Xinjiang, China.

The complete value chain is: coal & rarr; Gasification & rarr; Syngas & rarr; Methanol (2.2 million tons/year) & rarr;MTO & rarr; Olefin separation & rarr;PP 450000 tons/year + PE 450000 tons/year, synchronous supporting carbon four 1-butene device, to achieve high-value utilization of by-products, really "eat dry and squeeze". The 2.2 million ton/year methanol plant has a large volume, which can be converted into olefins in full, and also reserves flexible space for subsequent product structure adjustment.

At the cost level, the integrated model of pit construction and raw material self-sufficiency can theoretically press polyolefin production costs to a lower level in the industry. Against the backdrop of increased oil price volatility, the cost advantage of the coal-based route will expand significantly in times of high oil prices, with strong cyclical resilience, which creates structural pressure on competitors that rely on naphtha or outsourced propylene routes.

Potential Impact on the Northwest Polyolefin Supply Pattern

PP, PE each 450000 tons/year, a total of 900000 tons/year polyolefin production capacity, in China's monomer coal chemical project belongs to the head scale. After full production, it will have a substantial impact on the polyolefin market in Northwest China and even the whole country. For traders, the emergence of new low-cost PP/PE supply nodes in the Northwest will continue to suppress regional spot prices, and relevant procurement and pricing strategies need to be included in the assessment in advance. For downstream processing enterprises, the grade planning and product applicability of coal-based PP/PE are the key basis for judging the feasibility of replacing existing suppliers.

Follow-up Key Observation Nodes

at present, the project is in the stage of pile foundation drilling, and there is still a long construction period from the formal production. It is suggested that the industry should focus on tracking three dimensions: the construction progress and the delivery time node of each device, the start-up time of the test run, the product grade planning and the market positioning, which together determine the actual impact rhythm of the project on the PP/PE supply pattern in northwest China.